# SYSTEMD.INDEX - List all manpages from the systemd project - man(7) - [phpMan]

[_SYSTEMD.INDEX_(7)](https://www.chedong.com/phpMan.php/man/SYSTEMD.INDEX/7/markdown)                            systemd.index                           [_SYSTEMD.INDEX_(7)](https://www.chedong.com/phpMan.php/man/SYSTEMD.INDEX/7/markdown)

## NAME
       systemd.index - List all manpages from the systemd project

**3**
       [**30-systemd-environment-d-generator**(8)](https://www.chedong.com/phpMan.php/man/30-systemd-environment-d-generator/8/markdown) — Load variables specified by environment.d


**B**
       [**binfmt.d**(5)](https://www.chedong.com/phpMan.php/man/binfmt.d/5/markdown) — Configure additional binary formats for executables at boot
       [**bootctl**(1)](https://www.chedong.com/phpMan.php/man/bootctl/1/markdown) — Control EFI firmware boot settings and manage boot loader
       [**bootup**(7)](https://www.chedong.com/phpMan.php/man/bootup/7/markdown) — System bootup process
       [**busctl**(1)](https://www.chedong.com/phpMan.php/man/busctl/1/markdown) — Introspect the bus


**C**
       [**coredump.conf**(5)](https://www.chedong.com/phpMan.php/man/coredump.conf/5/markdown) — Core dump storage configuration files
       [**coredump.conf.d**(5)](https://www.chedong.com/phpMan.php/man/coredump.conf.d/5/markdown) — Core dump storage configuration files
       [**coredumpctl**(1)](https://www.chedong.com/phpMan.php/man/coredumpctl/1/markdown) — Retrieve and process saved core dumps and metadata
       [**crypttab**(5)](https://www.chedong.com/phpMan.php/man/crypttab/5/markdown) — Configuration for encrypted block devices


**D**
       [**daemon**(7)](https://www.chedong.com/phpMan.php/man/daemon/7/markdown) — Writing and packaging system daemons
       [**dnssec-trust-anchors.d**(5)](https://www.chedong.com/phpMan.php/man/dnssec-trust-anchors.d/5/markdown) — DNSSEC trust anchor configuration files


**E**
       [**environment.d**(5)](https://www.chedong.com/phpMan.php/man/environment.d/5/markdown) — Definition of user service environment
       [**extension-release**(5)](https://www.chedong.com/phpMan.php/man/extension-release/5/markdown) — Operating system identification


**F**
       [**file-hierarchy**(7)](https://www.chedong.com/phpMan.php/man/file-hierarchy/7/markdown) — File system hierarchy overview


**H**
       [**halt**(8)](https://www.chedong.com/phpMan.php/man/halt/8/markdown) — Power off, reboot, or halt the machine
       [**homectl**(1)](https://www.chedong.com/phpMan.php/man/homectl/1/markdown) — Create, remove, change or inspect home directories
       [**homed.conf**(5)](https://www.chedong.com/phpMan.php/man/homed.conf/5/markdown) — Home area/user account manager configuration files
       [**homed.conf.d**(5)](https://www.chedong.com/phpMan.php/man/homed.conf.d/5/markdown) — Home area/user account manager configuration files
       [**hostname**(5)](https://www.chedong.com/phpMan.php/man/hostname/5/markdown) — Local hostname configuration file
       [**hostnamectl**(1)](https://www.chedong.com/phpMan.php/man/hostnamectl/1/markdown) — Control the system hostname
       [**hwdb**(7)](https://www.chedong.com/phpMan.php/man/hwdb/7/markdown) — Hardware Database


**I**
       [**init**(1)](https://www.chedong.com/phpMan.php/man/init/1/markdown) — systemd system and service manager
       [**initrd-release**(5)](https://www.chedong.com/phpMan.php/man/initrd-release/5/markdown) — Operating system identification
       [**integritytab**(5)](https://www.chedong.com/phpMan.php/man/integritytab/5/markdown) — Configuration for integrity block devices
       [**iocost.conf**(5)](https://www.chedong.com/phpMan.php/man/iocost.conf/5/markdown) — Configuration files for the iocost solution manager


**J**
       [**journal-remote.conf**(5)](https://www.chedong.com/phpMan.php/man/journal-remote.conf/5/markdown) — Configuration files for the service accepting remote journal uploads
       [**journal-remote.conf.d**(5)](https://www.chedong.com/phpMan.php/man/journal-remote.conf.d/5/markdown) — Configuration files for the service accepting remote journal
       uploads
       [**journal-upload.conf**(5)](https://www.chedong.com/phpMan.php/man/journal-upload.conf/5/markdown) — Configuration files for the journal upload service
       [**journal-upload.conf.d**(5)](https://www.chedong.com/phpMan.php/man/journal-upload.conf.d/5/markdown) — Configuration files for the journal upload service
       [**journalctl**(1)](https://www.chedong.com/phpMan.php/man/journalctl/1/markdown) — Print log entries from the systemd journal
       [**journald.conf**(5)](https://www.chedong.com/phpMan.php/man/journald.conf/5/markdown) — Journal service configuration files
       [**journald.conf.d**(5)](https://www.chedong.com/phpMan.php/man/journald.conf.d/5/markdown) — Journal service configuration files
       **journald@[.conf**(5)](https://www.chedong.com/phpMan.php/man/.conf/5/markdown) — Journal service configuration files


**K**
       [**kernel-command-line**(7)](https://www.chedong.com/phpMan.php/man/kernel-command-line/7/markdown) — Kernel command line parameters
       [**kernel-install**(8)](https://www.chedong.com/phpMan.php/man/kernel-install/8/markdown) — Add and remove kernel and initrd images to and from /boot


**L**
       [**libnss_myhostname.so.2**(8)](https://www.chedong.com/phpMan.php/man/libnssmyhostname.so.2/8/markdown) — Hostname resolution for the locally configured system hostname
       [**libnss_mymachines.so.2**(8)](https://www.chedong.com/phpMan.php/man/libnssmymachines.so.2/8/markdown) — Hostname resolution for local container instances
       [**libnss_resolve.so.2**(8)](https://www.chedong.com/phpMan.php/man/libnssresolve.so.2/8/markdown) — Hostname resolution via systemd-resolved.service
       [**libnss_systemd.so.2**(8)](https://www.chedong.com/phpMan.php/man/libnsssystemd.so.2/8/markdown) — UNIX user and group name resolution for user/group lookup via
       Varlink
       [**libsystemd**(3)](https://www.chedong.com/phpMan.php/man/libsystemd/3/markdown) — Functions for implementing services and interacting with systemd
       [**libudev**(3)](https://www.chedong.com/phpMan.php/man/libudev/3/markdown) — API for enumerating and introspecting local devices
       [**linuxaa64.efi.stub**(7)](https://www.chedong.com/phpMan.php/man/linuxaa64.efi.stub/7/markdown) — A simple UEFI kernel boot stub
       [**linuxia32.efi.stub**(7)](https://www.chedong.com/phpMan.php/man/linuxia32.efi.stub/7/markdown) — A simple UEFI kernel boot stub
       [**linuxx64.efi.stub**(7)](https://www.chedong.com/phpMan.php/man/linuxx64.efi.stub/7/markdown) — A simple UEFI kernel boot stub
       [**loader.conf**(5)](https://www.chedong.com/phpMan.php/man/loader.conf/5/markdown) — Configuration file for systemd-boot
       [**locale.conf**(5)](https://www.chedong.com/phpMan.php/man/locale.conf/5/markdown) — Configuration file for locale settings
       [**localectl**(1)](https://www.chedong.com/phpMan.php/man/localectl/1/markdown) — Control the system locale and keyboard layout settings
       [**localtime**(5)](https://www.chedong.com/phpMan.php/man/localtime/5/markdown) — Local timezone configuration file
       [**loginctl**(1)](https://www.chedong.com/phpMan.php/man/loginctl/1/markdown) — Control the systemd login manager
       [**logind.conf**(5)](https://www.chedong.com/phpMan.php/man/logind.conf/5/markdown) — Login manager configuration files
       [**logind.conf.d**(5)](https://www.chedong.com/phpMan.php/man/logind.conf.d/5/markdown) — Login manager configuration files


**M**
       [**machine-id**(5)](https://www.chedong.com/phpMan.php/man/machine-id/5/markdown) — Local machine ID configuration file
       [**machine-info**(5)](https://www.chedong.com/phpMan.php/man/machine-info/5/markdown) — Local machine information file
       [**machinectl**(1)](https://www.chedong.com/phpMan.php/man/machinectl/1/markdown) — Control the systemd machine manager
       [**modules-load.d**(5)](https://www.chedong.com/phpMan.php/man/modules-load.d/5/markdown) — Configure kernel modules to load at boot
       [**mount.ddi**(1)](https://www.chedong.com/phpMan.php/man/mount.ddi/1/markdown) — Dissect Discoverable Disk Images (DDIs)


**N**
       [**networkctl**(1)](https://www.chedong.com/phpMan.php/man/networkctl/1/markdown) — Query or modify the status of network links
       [**networkd.conf**(5)](https://www.chedong.com/phpMan.php/man/networkd.conf/5/markdown) — Global Network configuration files
       [**networkd.conf.d**(5)](https://www.chedong.com/phpMan.php/man/networkd.conf.d/5/markdown) — Global Network configuration files
       [**nss-myhostname**(8)](https://www.chedong.com/phpMan.php/man/nss-myhostname/8/markdown) — Hostname resolution for the locally configured system hostname
       [**nss-mymachines**(8)](https://www.chedong.com/phpMan.php/man/nss-mymachines/8/markdown) — Hostname resolution for local container instances
       [**nss-resolve**(8)](https://www.chedong.com/phpMan.php/man/nss-resolve/8/markdown) — Hostname resolution via systemd-resolved.service
       [**nss-systemd**(8)](https://www.chedong.com/phpMan.php/man/nss-systemd/8/markdown) — UNIX user and group name resolution for user/group lookup via Varlink


**O**
       [**oomctl**(1)](https://www.chedong.com/phpMan.php/man/oomctl/1/markdown) — Analyze the state stored in systemd-oomd
       [**oomd.conf**(5)](https://www.chedong.com/phpMan.php/man/oomd.conf/5/markdown) — Global systemd-oomd configuration files
       [**oomd.conf.d**(5)](https://www.chedong.com/phpMan.php/man/oomd.conf.d/5/markdown) — Global systemd-oomd configuration files
       [**org.freedesktop.home1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.home1/5/markdown) — The D-Bus interface of systemd-homed
       [**org.freedesktop.hostname1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.hostname1/5/markdown) — The D-Bus interface of systemd-hostnamed
       [**org.freedesktop.import1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.import1/5/markdown) — The D-Bus interface of systemd-importd
       [**org.freedesktop.locale1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.locale1/5/markdown) — The D-Bus interface of systemd-localed
       [**org.freedesktop.LogControl1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.LogControl1/5/markdown) — D-Bus interface to query and set logging configuration
       [**org.freedesktop.login1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.login1/5/markdown) — The D-Bus interface of systemd-logind
       [**org.freedesktop.machine1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.machine1/5/markdown) — The D-Bus interface of systemd-machined
       [**org.freedesktop.network1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.network1/5/markdown) — The D-Bus interface of systemd-networkd
       [**org.freedesktop.oom1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.oom1/5/markdown) — The D-Bus interface of systemd-oomd
       [**org.freedesktop.portable1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.portable1/5/markdown) — The D-Bus interface of systemd-portabled
       [**org.freedesktop.resolve1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.resolve1/5/markdown) — The D-Bus interface of systemd-resolved
       [**org.freedesktop.systemd1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.systemd1/5/markdown) — The D-Bus interface of systemd
       [**org.freedesktop.timedate1**(5)](https://www.chedong.com/phpMan.php/man/org.freedesktop.timedate1/5/markdown) — The D-Bus interface of systemd-timedated
       [**os-release**(5)](https://www.chedong.com/phpMan.php/man/os-release/5/markdown) — Operating system identification


**P**
       [**pam_systemd**(8)](https://www.chedong.com/phpMan.php/man/pamsystemd/8/markdown) — Register user sessions in the systemd login manager
       [**pam_systemd_home**(8)](https://www.chedong.com/phpMan.php/man/pamsystemdhome/8/markdown) — Authenticate users and mount home directories via systemd-homed.service
       [**pam_systemd_loadkey**(8)](https://www.chedong.com/phpMan.php/man/pamsystemdloadkey/8/markdown) — Read password from kernel keyring and set it as PAM authtok
       [**portablectl**(1)](https://www.chedong.com/phpMan.php/man/portablectl/1/markdown) — Attach, detach or inspect portable service images
       [**poweroff**(8)](https://www.chedong.com/phpMan.php/man/poweroff/8/markdown) — Power off, reboot, or halt the machine
       [**pstore.conf**(5)](https://www.chedong.com/phpMan.php/man/pstore.conf/5/markdown) — PStore configuration file
       [**pstore.conf.d**(5)](https://www.chedong.com/phpMan.php/man/pstore.conf.d/5/markdown) — PStore configuration file


**R**
       [**rc-local.service**(8)](https://www.chedong.com/phpMan.php/man/rc-local.service/8/markdown) — Compatibility generator and service to start /etc/rc.local during boot
       [**reboot**(8)](https://www.chedong.com/phpMan.php/man/reboot/8/markdown) — Power off, reboot, or halt the machine
       [**repart.d**(5)](https://www.chedong.com/phpMan.php/man/repart.d/5/markdown) — Partition Definition Files for Automatic Boot-Time Repartitioning
       [**resolvconf**(1)](https://www.chedong.com/phpMan.php/man/resolvconf/1/markdown) — Resolve domain names, IPV4 and IPv6 addresses, DNS resource records, and
       services; introspect and reconfigure the DNS resolver
       [**resolvectl**(1)](https://www.chedong.com/phpMan.php/man/resolvectl/1/markdown) — Resolve domain names, IPV4 and IPv6 addresses, DNS resource records, and
       services; introspect and reconfigure the DNS resolver
       [**resolved.conf**(5)](https://www.chedong.com/phpMan.php/man/resolved.conf/5/markdown) — Network Name Resolution configuration files
       [**resolved.conf.d**(5)](https://www.chedong.com/phpMan.php/man/resolved.conf.d/5/markdown) — Network Name Resolution configuration files
       [**runlevel**(8)](https://www.chedong.com/phpMan.php/man/runlevel/8/markdown) — Print previous and current SysV runlevel


**S**
       [**sd-boot**(7)](https://www.chedong.com/phpMan.php/man/sd-boot/7/markdown) — A simple UEFI boot manager
       [**sd-bus**(3)](https://www.chedong.com/phpMan.php/man/sd-bus/3/markdown) — A lightweight D-Bus IPC client library
       [**sd-bus-errors**(3)](https://www.chedong.com/phpMan.php/man/sd-bus-errors/3/markdown) — Standard D-Bus error names
       [**sd-daemon**(3)](https://www.chedong.com/phpMan.php/man/sd-daemon/3/markdown) — APIs for new-style daemons
       [**sd-device**(3)](https://www.chedong.com/phpMan.php/man/sd-device/3/markdown) — API for enumerating and introspecting local devices
       [**sd-event**(3)](https://www.chedong.com/phpMan.php/man/sd-event/3/markdown) — A generic event loop implementation
       [**sd-hwdb**(3)](https://www.chedong.com/phpMan.php/man/sd-hwdb/3/markdown) — Read-only access to the hardware description database
       [**sd-id128**(3)](https://www.chedong.com/phpMan.php/man/sd-id128/3/markdown) — APIs for processing 128-bit IDs
       [**sd-journal**(3)](https://www.chedong.com/phpMan.php/man/sd-journal/3/markdown) — APIs for submitting and querying log entries to and from the journal
       [**sd-login**(3)](https://www.chedong.com/phpMan.php/man/sd-login/3/markdown) — APIs for tracking logins
       [**sd-stub**(7)](https://www.chedong.com/phpMan.php/man/sd-stub/7/markdown) — A simple UEFI kernel boot stub
       [**SD_ALERT**(3)](https://www.chedong.com/phpMan.php/man/SDALERT/3/markdown) — APIs for new-style daemons
       [**sd_booted**(3)](https://www.chedong.com/phpMan.php/man/sdbooted/3/markdown) — Test whether the system is running the systemd init system
       [**sd_bus_add_fallback**(3)](https://www.chedong.com/phpMan.php/man/sdbusaddfallback/3/markdown) — Declare properties and methods for a D-Bus path
       [**sd_bus_add_fallback_vtable**(3)](https://www.chedong.com/phpMan.php/man/sdbusaddfallbackvtable/3/markdown) — Declare properties and methods for a D-Bus path
       [**sd_bus_add_filter**(3)](https://www.chedong.com/phpMan.php/man/sdbusaddfilter/3/markdown) — Declare properties and methods for a D-Bus path
       [**sd_bus_add_match**(3)](https://www.chedong.com/phpMan.php/man/sdbusaddmatch/3/markdown) — Add a match rule for incoming message dispatching
       [**sd_bus_add_match_async**(3)](https://www.chedong.com/phpMan.php/man/sdbusaddmatchasync/3/markdown) — Add a match rule for incoming message dispatching
       [**sd_bus_add_node_enumerator**(3)](https://www.chedong.com/phpMan.php/man/sdbusaddnodeenumerator/3/markdown) — Add a node enumerator for a D-Bus object path prefix
       [**sd_bus_add_object**(3)](https://www.chedong.com/phpMan.php/man/sdbusaddobject/3/markdown) — Declare properties and methods for a D-Bus path
       [**sd_bus_add_object_manager**(3)](https://www.chedong.com/phpMan.php/man/sdbusaddobjectmanager/3/markdown) — Add a D-Bus object manager for a D-Bus object sub-tree
       [**sd_bus_add_object_vtable**(3)](https://www.chedong.com/phpMan.php/man/sdbusaddobjectvtable/3/markdown) — Declare properties and methods for a D-Bus path
       [**sd_bus_attach_event**(3)](https://www.chedong.com/phpMan.php/man/sdbusattachevent/3/markdown) — Attach a bus connection object to an event loop
       [**sd_bus_call**(3)](https://www.chedong.com/phpMan.php/man/sdbuscall/3/markdown) — Invoke a D-Bus method call
       [**sd_bus_call_async**(3)](https://www.chedong.com/phpMan.php/man/sdbuscallasync/3/markdown) — Invoke a D-Bus method call
       [**sd_bus_call_method**(3)](https://www.chedong.com/phpMan.php/man/sdbuscallmethod/3/markdown) — Initialize a bus message object and invoke the corresponding D-Bus
       method call
       [**sd_bus_call_method_async**(3)](https://www.chedong.com/phpMan.php/man/sdbuscallmethodasync/3/markdown) — Initialize a bus message object and invoke the corresponding
       D-Bus method call
       [**sd_bus_call_method_asyncv**(3)](https://www.chedong.com/phpMan.php/man/sdbuscallmethodasyncv/3/markdown) — Initialize a bus message object and invoke the corresponding
       D-Bus method call
       [**sd_bus_call_methodv**(3)](https://www.chedong.com/phpMan.php/man/sdbuscallmethodv/3/markdown) — Initialize a bus message object and invoke the corresponding D-Bus
       method call
       [**sd_bus_can_send**(3)](https://www.chedong.com/phpMan.php/man/sdbuscansend/3/markdown) — Check which types can be sent over a bus object
       [**sd_bus_close**(3)](https://www.chedong.com/phpMan.php/man/sdbusclose/3/markdown) — Close and flush a bus connection
       [**sd_bus_close_unref**(3)](https://www.chedong.com/phpMan.php/man/sdbuscloseunref/3/markdown) — Create a new bus object and create or destroy references to it
       [**sd_bus_close_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdbuscloseunrefp/3/markdown) — Create a new bus object and create or destroy references to it
       [**sd_bus_creds_get_audit_login_uid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetauditloginuid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_audit_session_id**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetauditsessionid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_augmented_mask**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetaugmentedmask/3/markdown) — Retrieve credentials object for the specified PID
       [**sd_bus_creds_get_cgroup**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetcgroup/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_cmdline**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetcmdline/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_comm**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetcomm/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_description**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetdescription/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_egid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetegid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_euid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgeteuid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_exe**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetexe/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_fsgid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetfsgid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_fsuid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetfsuid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_gid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetgid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_mask**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetmask/3/markdown) — Retrieve credentials object for the specified PID
       [**sd_bus_creds_get_owner_uid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetowneruid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_pid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetpid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_ppid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetppid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_selinux_context**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetselinuxcontext/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_session**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetsession/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_sgid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetsgid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_slice**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetslice/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_suid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetsuid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_supplementary_gids**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetsupplementarygids/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_tid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgettid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_tid_comm**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgettidcomm/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_tty**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgettty/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_uid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetuid/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_unique_name**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetuniquename/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_unit**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetunit/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_user_slice**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetuserslice/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_user_unit**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetuserunit/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_get_well_known_names**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsgetwellknownnames/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_has_bounding_cap**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredshasboundingcap/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_has_effective_cap**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredshaseffectivecap/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_has_inheritable_cap**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredshasinheritablecap/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_has_permitted_cap**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredshaspermittedcap/3/markdown) — Retrieve fields from a credentials object
       [**sd_bus_creds_new_from_pid**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsnewfrompid/3/markdown) — Retrieve credentials object for the specified PID
       [**sd_bus_creds_ref**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsref/3/markdown) — Retrieve credentials object for the specified PID
       [**sd_bus_creds_unref**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsunref/3/markdown) — Retrieve credentials object for the specified PID
       [**sd_bus_creds_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdbuscredsunrefp/3/markdown) — Retrieve credentials object for the specified PID
       [**sd_bus_default**(3)](https://www.chedong.com/phpMan.php/man/sdbusdefault/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_default_flush_close**(3)](https://www.chedong.com/phpMan.php/man/sdbusdefaultflushclose/3/markdown) — Close and flush a bus connection
       [**sd_bus_default_system**(3)](https://www.chedong.com/phpMan.php/man/sdbusdefaultsystem/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_default_user**(3)](https://www.chedong.com/phpMan.php/man/sdbusdefaultuser/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_destroy_t**(3)](https://www.chedong.com/phpMan.php/man/sdbusdestroyt/3/markdown) — Define the callback function for resource cleanup
       [**sd_bus_detach_event**(3)](https://www.chedong.com/phpMan.php/man/sdbusdetachevent/3/markdown) — Attach a bus connection object to an event loop
       [**sd_bus_emit_interfaces_added**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitinterfacesadded/3/markdown) — Convenience functions for emitting (standard) D-Bus signals
       [**sd_bus_emit_interfaces_added_strv**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitinterfacesaddedstrv/3/markdown) — Convenience functions for emitting (standard) D-Bus
       signals
       [**sd_bus_emit_interfaces_removed**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitinterfacesremoved/3/markdown) — Convenience functions for emitting (standard) D-Bus
       signals
       [**sd_bus_emit_interfaces_removed_strv**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitinterfacesremovedstrv/3/markdown) — Convenience functions for emitting (standard) D-Bus
       signals
       [**sd_bus_emit_object_added**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitobjectadded/3/markdown) — Convenience functions for emitting (standard) D-Bus signals
       [**sd_bus_emit_object_removed**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitobjectremoved/3/markdown) — Convenience functions for emitting (standard) D-Bus signals
       [**sd_bus_emit_properties_changed**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitpropertieschanged/3/markdown) — Convenience functions for emitting (standard) D-Bus
       signals
       [**sd_bus_emit_properties_changed_strv**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitpropertieschangedstrv/3/markdown) — Convenience functions for emitting (standard) D-Bus
       signals
       [**sd_bus_emit_signal**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitsignal/3/markdown) — Convenience functions for emitting (standard) D-Bus signals
       [**sd_bus_emit_signal_to**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitsignalto/3/markdown) — Convenience functions for emitting (standard) D-Bus signals
       [**sd_bus_emit_signal_tov**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitsignaltov/3/markdown) — Convenience functions for emitting (standard) D-Bus signals
       [**sd_bus_emit_signalv**(3)](https://www.chedong.com/phpMan.php/man/sdbusemitsignalv/3/markdown) — Convenience functions for emitting (standard) D-Bus signals
       [**sd_bus_enqueue_for_read**(3)](https://www.chedong.com/phpMan.php/man/sdbusenqueueforread/3/markdown) — Re-enqueue a bus message on a bus connection, for reading
       [**sd_bus_error**(3)](https://www.chedong.com/phpMan.php/man/sdbuserror/3/markdown) — sd-bus error handling
       [**SD_BUS_ERROR_ACCESS_DENIED**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORACCESSDENIED/3/markdown) — Standard D-Bus error names
       [**sd_bus_error_add_map**(3)](https://www.chedong.com/phpMan.php/man/sdbuserroraddmap/3/markdown) — Additional sd-dbus error mappings
       [**SD_BUS_ERROR_ADDRESS_IN_USE**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORADDRESSINUSE/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_AUTH_FAILED**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORAUTHFAILED/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_BAD_ADDRESS**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORBADADDRESS/3/markdown) — Standard D-Bus error names
       [**sd_bus_error_copy**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorcopy/3/markdown) — sd-bus error handling
       [**SD_BUS_ERROR_DISCONNECTED**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORDISCONNECTED/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_END**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERROREND/3/markdown) — Additional sd-dbus error mappings
       [**SD_BUS_ERROR_FAILED**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORFAILED/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_FILE_EXISTS**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORFILEEXISTS/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_FILE_NOT_FOUND**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORFILENOTFOUND/3/markdown) — Standard D-Bus error names
       [**sd_bus_error_free**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorfree/3/markdown) — sd-bus error handling
       [**sd_bus_error_get_errno**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorgeterrno/3/markdown) — sd-bus error handling
       [**sd_bus_error_has_name**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorhasname/3/markdown) — sd-bus error handling
       [**sd_bus_error_has_names**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorhasnames/3/markdown) — sd-bus error handling
       [**sd_bus_error_has_names_sentinel**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorhasnamessentinel/3/markdown) — sd-bus error handling
       [**SD_BUS_ERROR_INCONSISTENT_MESSAGE**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORINCONSISTENTMESSAGE/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_INTERACTIVE_AUTHORIZATION_REQUIRED**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORINTERACTIVEAUTHORIZATIONREQUIRED/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_INVALID_ARGS**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORINVALIDARGS/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_INVALID_FILE_CONTENT**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORINVALIDFILECONTENT/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_INVALID_SIGNATURE**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORINVALIDSIGNATURE/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_IO_ERROR**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORIOERROR/3/markdown) — Standard D-Bus error names
       [**sd_bus_error_is_set**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorisset/3/markdown) — sd-bus error handling
       [**SD_BUS_ERROR_LIMITS_EXCEEDED**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORLIMITSEXCEEDED/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_MAKE_CONST**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORMAKECONST/3/markdown) — sd-bus error handling
       [**sd_bus_error_map**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrormap/3/markdown) — Additional sd-dbus error mappings
       [**SD_BUS_ERROR_MAP**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORMAP/3/markdown) — Additional sd-dbus error mappings
       [**SD_BUS_ERROR_MATCH_RULE_INVALID**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORMATCHRULEINVALID/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_MATCH_RULE_NOT_FOUND**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORMATCHRULENOTFOUND/3/markdown) — Standard D-Bus error names
       [**sd_bus_error_move**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrormove/3/markdown) — sd-bus error handling
       [**SD_BUS_ERROR_NAME_HAS_NO_OWNER**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORNAMEHASNOOWNER/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_NO_MEMORY**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORNOMEMORY/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_NO_NETWORK**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORNONETWORK/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_NO_REPLY**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORNOREPLY/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_NO_SERVER**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORNOSERVER/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_NOT_SUPPORTED**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORNOTSUPPORTED/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_NULL**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORNULL/3/markdown) — sd-bus error handling
       [**SD_BUS_ERROR_OBJECT_PATH_IN_USE**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERROROBJECTPATHINUSE/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_PROPERTY_READ_ONLY**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORPROPERTYREADONLY/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_SELINUX_SECURITY_CONTEXT_UNKNOWN**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORSELINUXSECURITYCONTEXTUNKNOWN/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_SERVICE_UNKNOWN**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORSERVICEUNKNOWN/3/markdown) — Standard D-Bus error names
       [**sd_bus_error_set**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorset/3/markdown) — sd-bus error handling
       [**sd_bus_error_set_const**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorsetconst/3/markdown) — sd-bus error handling
       [**sd_bus_error_set_errno**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorseterrno/3/markdown) — sd-bus error handling
       [**sd_bus_error_set_errnof**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorseterrnof/3/markdown) — sd-bus error handling
       [**sd_bus_error_set_errnofv**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorseterrnofv/3/markdown) — sd-bus error handling
       [**sd_bus_error_setf**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorsetf/3/markdown) — sd-bus error handling
       [**sd_bus_error_setfv**(3)](https://www.chedong.com/phpMan.php/man/sdbuserrorsetfv/3/markdown) — sd-bus error handling
       [**SD_BUS_ERROR_TIMED_OUT**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORTIMEDOUT/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_TIMEOUT**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORTIMEOUT/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_UNIX_PROCESS_ID_UNKNOWN**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORUNIXPROCESSIDUNKNOWN/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_UNKNOWN_INTERFACE**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORUNKNOWNINTERFACE/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_UNKNOWN_METHOD**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORUNKNOWNMETHOD/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_UNKNOWN_OBJECT**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORUNKNOWNOBJECT/3/markdown) — Standard D-Bus error names
       [**SD_BUS_ERROR_UNKNOWN_PROPERTY**(3)](https://www.chedong.com/phpMan.php/man/SDBUSERRORUNKNOWNPROPERTY/3/markdown) — Standard D-Bus error names
       [**sd_bus_flush**(3)](https://www.chedong.com/phpMan.php/man/sdbusflush/3/markdown) — Close and flush a bus connection
       [**sd_bus_flush_close_unref**(3)](https://www.chedong.com/phpMan.php/man/sdbusflushcloseunref/3/markdown) — Create a new bus object and create or destroy references to it
       [**sd_bus_flush_close_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdbusflushcloseunrefp/3/markdown) — Create a new bus object and create or destroy references to it
       [**sd_bus_get_address**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetaddress/3/markdown) — Set or query the address of the bus connection
       [**sd_bus_get_allow_interactive_authorization**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetallowinteractiveauthorization/3/markdown) — Set or query properties of a bus object
       [**sd_bus_get_bus_id**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetbusid/3/markdown) — Configure connection mode for a bus object
       [**sd_bus_get_close_on_exit**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetcloseonexit/3/markdown) — Control whether to close the bus connection during the event
       loop exit phase
       [**sd_bus_get_connected_signal**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetconnectedsignal/3/markdown) — Control emission of local connection establishment signal on
       bus connections
       [**sd_bus_get_creds_mask**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetcredsmask/3/markdown) — Control feature negotiation on bus connections
       [**sd_bus_get_current_handler**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetcurrenthandler/3/markdown) — Query information of the callback a bus object is currently
       running
       [**sd_bus_get_current_message**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetcurrentmessage/3/markdown) — Query information of the callback a bus object is currently
       running
       [**sd_bus_get_current_slot**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetcurrentslot/3/markdown) — Query information of the callback a bus object is currently
       running
       [**sd_bus_get_current_userdata**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetcurrentuserdata/3/markdown) — Query information of the callback a bus object is currently
       running
       [**sd_bus_get_description**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetdescription/3/markdown) — Set or query properties of a bus object
       [**sd_bus_get_event**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetevent/3/markdown) — Attach a bus connection object to an event loop
       [**sd_bus_get_events**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetevents/3/markdown) — Get the file descriptor, I/O events and timeout to wait for from a
       message bus object
       [**sd_bus_get_exit_on_disconnect**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetexitondisconnect/3/markdown) — Control the exit behavior when the bus object disconnects
       [**sd_bus_get_fd**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetfd/3/markdown) — Get the file descriptor, I/O events and timeout to wait for from a message
       bus object
       [**sd_bus_get_method_call_timeout**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetmethodcalltimeout/3/markdown) — Set or query the default D-Bus method call timeout of a
       bus object
       [**sd_bus_get_n_queued_read**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetnqueuedread/3/markdown) — Get the number of pending bus messages in the read and write
       queues of a bus connection object
       [**sd_bus_get_n_queued_write**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetnqueuedwrite/3/markdown) — Get the number of pending bus messages in the read and write
       queues of a bus connection object
       [**sd_bus_get_name_creds**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetnamecreds/3/markdown) — Query bus client credentials
       [**sd_bus_get_name_machine_id**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetnamemachineid/3/markdown) — Retrieve a bus client's machine identity
       [**sd_bus_get_owner_creds**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetownercreds/3/markdown) — Query bus client credentials
       [**sd_bus_get_property**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetproperty/3/markdown) — Set or query D-Bus service properties
       [**sd_bus_get_property_string**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetpropertystring/3/markdown) — Set or query D-Bus service properties
       [**sd_bus_get_property_strv**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetpropertystrv/3/markdown) — Set or query D-Bus service properties
       [**sd_bus_get_property_trivial**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetpropertytrivial/3/markdown) — Set or query D-Bus service properties
       [**sd_bus_get_scope**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetscope/3/markdown) — Set or query properties of a bus object
       [**sd_bus_get_sender**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetsender/3/markdown) — Configure default sender for outgoing messages
       [**sd_bus_get_tid**(3)](https://www.chedong.com/phpMan.php/man/sdbusgettid/3/markdown) — Set or query properties of a bus object
       [**sd_bus_get_timeout**(3)](https://www.chedong.com/phpMan.php/man/sdbusgettimeout/3/markdown) — Get the file descriptor, I/O events and timeout to wait for from a
       message bus object
       [**sd_bus_get_unique_name**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetuniquename/3/markdown) — Set or query properties of a bus object
       [**sd_bus_get_watch_bind**(3)](https://www.chedong.com/phpMan.php/man/sdbusgetwatchbind/3/markdown) — Control socket binding watching on bus connections
       [**sd_bus_interface_name_is_valid**(3)](https://www.chedong.com/phpMan.php/man/sdbusinterfacenameisvalid/3/markdown) — Check if a string is a valid bus name or object path
       [**sd_bus_is_anonymous**(3)](https://www.chedong.com/phpMan.php/man/sdbusisanonymous/3/markdown) — Set or query properties of a bus object
       [**sd_bus_is_bus_client**(3)](https://www.chedong.com/phpMan.php/man/sdbusisbusclient/3/markdown) — Configure connection mode for a bus object
       [**sd_bus_is_monitor**(3)](https://www.chedong.com/phpMan.php/man/sdbusismonitor/3/markdown) — Configure connection mode for a bus object
       [**sd_bus_is_open**(3)](https://www.chedong.com/phpMan.php/man/sdbusisopen/3/markdown) — Check whether the bus connection is open or ready
       [**sd_bus_is_ready**(3)](https://www.chedong.com/phpMan.php/man/sdbusisready/3/markdown) — Check whether the bus connection is open or ready
       [**sd_bus_is_server**(3)](https://www.chedong.com/phpMan.php/man/sdbusisserver/3/markdown) — Configure connection mode for a bus object
       [**sd_bus_is_trusted**(3)](https://www.chedong.com/phpMan.php/man/sdbusistrusted/3/markdown) — Set or query properties of a bus object
       [**sd_bus_list_names**(3)](https://www.chedong.com/phpMan.php/man/sdbuslistnames/3/markdown) — Retrieve information about registered names on a bus
       [**sd_bus_match_signal**(3)](https://www.chedong.com/phpMan.php/man/sdbusmatchsignal/3/markdown) — Add a match rule for incoming message dispatching
       [**sd_bus_match_signal_async**(3)](https://www.chedong.com/phpMan.php/man/sdbusmatchsignalasync/3/markdown) — Add a match rule for incoming message dispatching
       [**sd_bus_member_name_is_valid**(3)](https://www.chedong.com/phpMan.php/man/sdbusmembernameisvalid/3/markdown) — Check if a string is a valid bus name or object path
       [**sd_bus_message_append**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappend/3/markdown) — Attach fields to a D-Bus message based on a type string
       [**sd_bus_message_append_array**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappendarray/3/markdown) — Append an array of fields to a D-Bus message
       [**sd_bus_message_append_array_iovec**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappendarrayiovec/3/markdown) — Append an array of fields to a D-Bus message
       [**sd_bus_message_append_array_memfd**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappendarraymemfd/3/markdown) — Append an array of fields to a D-Bus message
       [**sd_bus_message_append_array_space**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappendarrayspace/3/markdown) — Append an array of fields to a D-Bus message
       [**sd_bus_message_append_basic**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappendbasic/3/markdown) — Attach a single field to a message
       [**sd_bus_message_append_string_iovec**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappendstringiovec/3/markdown) — Attach a string to a message
       [**sd_bus_message_append_string_memfd**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappendstringmemfd/3/markdown) — Attach a string to a message
       [**sd_bus_message_append_string_space**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappendstringspace/3/markdown) — Attach a string to a message
       [**sd_bus_message_append_strv**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappendstrv/3/markdown) — Attach an array of strings to a message
       [**sd_bus_message_appendv**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageappendv/3/markdown) — Attach fields to a D-Bus message based on a type string
       [**sd_bus_message_at_end**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageatend/3/markdown) — Check if a message has been fully read
       [**sd_bus_message_close_container**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageclosecontainer/3/markdown) — Create and move between containers in D-Bus messages
       [**sd_bus_message_copy**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagecopy/3/markdown) — Copy the contents of one message to another
       [**sd_bus_message_dump**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagedump/3/markdown) — Produce a string representation of a message for debugging purposes
       [**sd_bus_message_enter_container**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageentercontainer/3/markdown) — Create and move between containers in D-Bus messages
       [**sd_bus_message_exit_container**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageexitcontainer/3/markdown) — Create and move between containers in D-Bus messages
       [**sd_bus_message_get_allow_interactive_authorization**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetallowinteractiveauthorization/3/markdown) — Set and query bus message metadata
       [**sd_bus_message_get_auto_start**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetautostart/3/markdown) — Set and query bus message metadata
       [**sd_bus_message_get_bus**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetbus/3/markdown) — Create a new bus message object and create or destroy references
       to it
       [**sd_bus_message_get_cookie**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetcookie/3/markdown) — Returns the transaction cookie of a message
       [**sd_bus_message_get_creds**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetcreds/3/markdown) — Query bus message addressing/credentials metadata
       [**sd_bus_message_get_destination**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetdestination/3/markdown) — Set and query bus message addressing information
       [**sd_bus_message_get_errno**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegeterrno/3/markdown) — Query bus message addressing/credentials metadata
       [**sd_bus_message_get_error**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegeterror/3/markdown) — Query bus message addressing/credentials metadata
       [**sd_bus_message_get_expect_reply**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetexpectreply/3/markdown) — Set and query bus message metadata
       [**sd_bus_message_get_interface**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetinterface/3/markdown) — Set and query bus message addressing information
       [**sd_bus_message_get_member**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetmember/3/markdown) — Set and query bus message addressing information
       [**sd_bus_message_get_monotonic_usec**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetmonotonicusec/3/markdown) — Retrieve the sender timestamps and sequence number of
       a message
       [**sd_bus_message_get_path**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetpath/3/markdown) — Set and query bus message addressing information
       [**sd_bus_message_get_realtime_usec**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetrealtimeusec/3/markdown) — Retrieve the sender timestamps and sequence number of a
       message
       [**sd_bus_message_get_reply_cookie**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetreplycookie/3/markdown) — Returns the transaction cookie of a message
       [**sd_bus_message_get_sender**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetsender/3/markdown) — Set and query bus message addressing information
       [**sd_bus_message_get_seqnum**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetseqnum/3/markdown) — Retrieve the sender timestamps and sequence number of a
       message
       [**sd_bus_message_get_signature**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegetsignature/3/markdown) — Query bus message signature
       [**sd_bus_message_get_type**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagegettype/3/markdown) — Query bus message addressing/credentials metadata
       [**sd_bus_message_has_signature**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagehassignature/3/markdown) — Query bus message signature
       [**sd_bus_message_is_empty**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageisempty/3/markdown) — Query bus message signature
       [**sd_bus_message_is_method_call**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageismethodcall/3/markdown) — Query bus message addressing/credentials metadata
       [**sd_bus_message_is_method_error**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageismethoderror/3/markdown) — Query bus message addressing/credentials metadata
       [**sd_bus_message_is_signal**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageissignal/3/markdown) — Query bus message addressing/credentials metadata
       [**SD_BUS_MESSAGE_METHOD_CALL**(3)](https://www.chedong.com/phpMan.php/man/SDBUSMESSAGEMETHODCALL/3/markdown) — Create a new bus message object and create or destroy
       references to it
       [**SD_BUS_MESSAGE_METHOD_ERROR**(3)](https://www.chedong.com/phpMan.php/man/SDBUSMESSAGEMETHODERROR/3/markdown) — Create a new bus message object and create or destroy
       references to it
       [**SD_BUS_MESSAGE_METHOD_RETURN**(3)](https://www.chedong.com/phpMan.php/man/SDBUSMESSAGEMETHODRETURN/3/markdown) — Create a new bus message object and create or destroy
       references to it
       [**sd_bus_message_new**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagenew/3/markdown) — Create a new bus message object and create or destroy references to
       it
       [**sd_bus_message_new_method_call**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagenewmethodcall/3/markdown) — Create a method call message
       [**sd_bus_message_new_method_errno**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagenewmethoderrno/3/markdown) — Create an error reply for a method call
       [**sd_bus_message_new_method_errnof**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagenewmethoderrnof/3/markdown) — Create an error reply for a method call
       [**sd_bus_message_new_method_error**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagenewmethoderror/3/markdown) — Create an error reply for a method call
       [**sd_bus_message_new_method_errorf**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagenewmethoderrorf/3/markdown) — Create an error reply for a method call
       [**sd_bus_message_new_method_return**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagenewmethodreturn/3/markdown) — Create a method call message
       [**sd_bus_message_new_signal**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagenewsignal/3/markdown) — Create a signal message
       [**sd_bus_message_new_signal_to**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagenewsignalto/3/markdown) — Create a signal message
       [**sd_bus_message_open_container**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageopencontainer/3/markdown) — Create and move between containers in D-Bus messages
       [**sd_bus_message_peek_type**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagepeektype/3/markdown) — Read a sequence of values from a message
       [**sd_bus_message_read**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageread/3/markdown) — Read a sequence of values from a message
       [**sd_bus_message_read_array**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagereadarray/3/markdown) — Access an array of elements in a message
       [**sd_bus_message_read_basic**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagereadbasic/3/markdown) — Read a basic type from a message
       [**sd_bus_message_read_strv**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagereadstrv/3/markdown) — Access an array of strings in a message
       [**sd_bus_message_read_strv_extend**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagereadstrvextend/3/markdown) — Access an array of strings in a message
       [**sd_bus_message_readv**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagereadv/3/markdown) — Read a sequence of values from a message
       [**sd_bus_message_ref**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageref/3/markdown) — Create a new bus message object and create or destroy references to
       it
       [**sd_bus_message_rewind**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagerewind/3/markdown) — Return to beginning of message or current container
       [**sd_bus_message_seal**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageseal/3/markdown) — Prepare a D-Bus message for transmission
       [**sd_bus_message_send**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagesend/3/markdown) — Queue a D-Bus message for transfer
       [**sd_bus_message_sensitive**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagesensitive/3/markdown) — Mark a message object as containing sensitive data
       [**sd_bus_message_set_allow_interactive_authorization**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagesetallowinteractiveauthorization/3/markdown) — Set and query bus message metadata
       [**sd_bus_message_set_auto_start**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagesetautostart/3/markdown) — Set and query bus message metadata
       [**sd_bus_message_set_destination**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagesetdestination/3/markdown) — Set and query bus message addressing information
       [**sd_bus_message_set_expect_reply**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagesetexpectreply/3/markdown) — Set and query bus message metadata
       [**sd_bus_message_set_sender**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessagesetsender/3/markdown) — Set and query bus message addressing information
       [**SD_BUS_MESSAGE_SIGNAL**(3)](https://www.chedong.com/phpMan.php/man/SDBUSMESSAGESIGNAL/3/markdown) — Create a new bus message object and create or destroy references
       to it
       [**sd_bus_message_skip**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageskip/3/markdown) — Skip elements in a bus message
       [**sd_bus_message_unref**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageunref/3/markdown) — Create a new bus message object and create or destroy references to
       it
       [**sd_bus_message_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageunrefp/3/markdown) — Create a new bus message object and create or destroy references
       to it
       [**sd_bus_message_verify_type**(3)](https://www.chedong.com/phpMan.php/man/sdbusmessageverifytype/3/markdown) — Check if the message has specified type at the current
       location
       [**SD_BUS_METHOD**(3)](https://www.chedong.com/phpMan.php/man/SDBUSMETHOD/3/markdown) — Declare properties and methods for a D-Bus path
       [**SD_BUS_METHOD_WITH_NAMES**(3)](https://www.chedong.com/phpMan.php/man/SDBUSMETHODWITHNAMES/3/markdown) — Declare properties and methods for a D-Bus path
       [**SD_BUS_METHOD_WITH_NAMES_OFFSET**(3)](https://www.chedong.com/phpMan.php/man/SDBUSMETHODWITHNAMESOFFSET/3/markdown) — Declare properties and methods for a D-Bus path
       [**SD_BUS_METHOD_WITH_OFFSET**(3)](https://www.chedong.com/phpMan.php/man/SDBUSMETHODWITHOFFSET/3/markdown) — Declare properties and methods for a D-Bus path
       [**sd_bus_negotiate_creds**(3)](https://www.chedong.com/phpMan.php/man/sdbusnegotiatecreds/3/markdown) — Control feature negotiation on bus connections
       [**sd_bus_negotiate_fds**(3)](https://www.chedong.com/phpMan.php/man/sdbusnegotiatefds/3/markdown) — Control feature negotiation on bus connections
       [**sd_bus_negotiate_timestamp**(3)](https://www.chedong.com/phpMan.php/man/sdbusnegotiatetimestamp/3/markdown) — Control feature negotiation on bus connections
       [**sd_bus_new**(3)](https://www.chedong.com/phpMan.php/man/sdbusnew/3/markdown) — Create a new bus object and create or destroy references to it
       [**sd_bus_object_path_is_valid**(3)](https://www.chedong.com/phpMan.php/man/sdbusobjectpathisvalid/3/markdown) — Check if a string is a valid bus name or object path
       [**sd_bus_open**(3)](https://www.chedong.com/phpMan.php/man/sdbusopen/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_open_system**(3)](https://www.chedong.com/phpMan.php/man/sdbusopensystem/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_open_system_machine**(3)](https://www.chedong.com/phpMan.php/man/sdbusopensystemmachine/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_open_system_remote**(3)](https://www.chedong.com/phpMan.php/man/sdbusopensystemremote/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_open_system_with_description**(3)](https://www.chedong.com/phpMan.php/man/sdbusopensystemwithdescription/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_open_user**(3)](https://www.chedong.com/phpMan.php/man/sdbusopenuser/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_open_user_machine**(3)](https://www.chedong.com/phpMan.php/man/sdbusopenusermachine/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_open_user_with_description**(3)](https://www.chedong.com/phpMan.php/man/sdbusopenuserwithdescription/3/markdown) — Acquire a connection to a system or user bus
       [**sd_bus_open_with_description**(3)](https://www.chedong.com/phpMan.php/man/sdbusopenwithdescription/3/markdown) — Acquire a connection to a system or user bus
       [**SD_BUS_PARAM**(3)](https://www.chedong.com/phpMan.php/man/SDBUSPARAM/3/markdown) — Declare properties and methods for a D-Bus path
       [**sd_bus_path_decode**(3)](https://www.chedong.com/phpMan.php/man/sdbuspathdecode/3/markdown) — Convert an external identifier into an object path and back
       [**sd_bus_path_decode_many**(3)](https://www.chedong.com/phpMan.php/man/sdbuspathdecodemany/3/markdown) — Convert an external identifier into an object path and back
       [**sd_bus_path_encode**(3)](https://www.chedong.com/phpMan.php/man/sdbuspathencode/3/markdown) — Convert an external identifier into an object path and back
       [**sd_bus_path_encode_many**(3)](https://www.chedong.com/phpMan.php/man/sdbuspathencodemany/3/markdown) — Convert an external identifier into an object path and back
       [**sd_bus_process**(3)](https://www.chedong.com/phpMan.php/man/sdbusprocess/3/markdown) — Drive the connection
       [**SD_BUS_PROPERTY**(3)](https://www.chedong.com/phpMan.php/man/SDBUSPROPERTY/3/markdown) — Declare properties and methods for a D-Bus path
       [**sd_bus_query_sender_creds**(3)](https://www.chedong.com/phpMan.php/man/sdbusquerysendercreds/3/markdown) — Query bus message sender credentials/privileges
       [**sd_bus_query_sender_privilege**(3)](https://www.chedong.com/phpMan.php/man/sdbusquerysenderprivilege/3/markdown) — Query bus message sender credentials/privileges
       [**sd_bus_ref**(3)](https://www.chedong.com/phpMan.php/man/sdbusref/3/markdown) — Create a new bus object and create or destroy references to it
       [**sd_bus_release_name**(3)](https://www.chedong.com/phpMan.php/man/sdbusreleasename/3/markdown) — Request or release a well-known service name on a bus
       [**sd_bus_release_name_async**(3)](https://www.chedong.com/phpMan.php/man/sdbusreleasenameasync/3/markdown) — Request or release a well-known service name on a bus
       [**sd_bus_reply_method_errno**(3)](https://www.chedong.com/phpMan.php/man/sdbusreplymethoderrno/3/markdown) — Reply with an error to a D-Bus method call
       [**sd_bus_reply_method_errnof**(3)](https://www.chedong.com/phpMan.php/man/sdbusreplymethoderrnof/3/markdown) — Reply with an error to a D-Bus method call
       [**sd_bus_reply_method_errnofv**(3)](https://www.chedong.com/phpMan.php/man/sdbusreplymethoderrnofv/3/markdown) — Reply with an error to a D-Bus method call
       [**sd_bus_reply_method_error**(3)](https://www.chedong.com/phpMan.php/man/sdbusreplymethoderror/3/markdown) — Reply with an error to a D-Bus method call
       [**sd_bus_reply_method_errorf**(3)](https://www.chedong.com/phpMan.php/man/sdbusreplymethoderrorf/3/markdown) — Reply with an error to a D-Bus method call
       [**sd_bus_reply_method_errorfv**(3)](https://www.chedong.com/phpMan.php/man/sdbusreplymethoderrorfv/3/markdown) — Reply with an error to a D-Bus method call
       [**sd_bus_reply_method_return**(3)](https://www.chedong.com/phpMan.php/man/sdbusreplymethodreturn/3/markdown) — Reply to a D-Bus method call
       [**sd_bus_reply_method_returnv**(3)](https://www.chedong.com/phpMan.php/man/sdbusreplymethodreturnv/3/markdown) — Reply to a D-Bus method call
       [**sd_bus_request_name**(3)](https://www.chedong.com/phpMan.php/man/sdbusrequestname/3/markdown) — Request or release a well-known service name on a bus
       [**sd_bus_request_name_async**(3)](https://www.chedong.com/phpMan.php/man/sdbusrequestnameasync/3/markdown) — Request or release a well-known service name on a bus
       [**sd_bus_send**(3)](https://www.chedong.com/phpMan.php/man/sdbussend/3/markdown) — Queue a D-Bus message for transfer
       [**sd_bus_send_to**(3)](https://www.chedong.com/phpMan.php/man/sdbussendto/3/markdown) — Queue a D-Bus message for transfer
       [**sd_bus_service_name_is_valid**(3)](https://www.chedong.com/phpMan.php/man/sdbusservicenameisvalid/3/markdown) — Check if a string is a valid bus name or object path
       [**sd_bus_set_address**(3)](https://www.chedong.com/phpMan.php/man/sdbussetaddress/3/markdown) — Set or query the address of the bus connection
       [**sd_bus_set_allow_interactive_authorization**(3)](https://www.chedong.com/phpMan.php/man/sdbussetallowinteractiveauthorization/3/markdown) — Set or query properties of a bus object
       [**sd_bus_set_anonymous**(3)](https://www.chedong.com/phpMan.php/man/sdbussetanonymous/3/markdown) — Set or query properties of a bus object
       [**sd_bus_set_bus_client**(3)](https://www.chedong.com/phpMan.php/man/sdbussetbusclient/3/markdown) — Configure connection mode for a bus object
       [**sd_bus_set_close_on_exit**(3)](https://www.chedong.com/phpMan.php/man/sdbussetcloseonexit/3/markdown) — Control whether to close the bus connection during the event
       loop exit phase
       [**sd_bus_set_connected_signal**(3)](https://www.chedong.com/phpMan.php/man/sdbussetconnectedsignal/3/markdown) — Control emission of local connection establishment signal on
       bus connections
       [**sd_bus_set_description**(3)](https://www.chedong.com/phpMan.php/man/sdbussetdescription/3/markdown) — Set or query properties of a bus object
       [**sd_bus_set_exec**(3)](https://www.chedong.com/phpMan.php/man/sdbussetexec/3/markdown) — Set or query the address of the bus connection
       [**sd_bus_set_exit_on_disconnect**(3)](https://www.chedong.com/phpMan.php/man/sdbussetexitondisconnect/3/markdown) — Control the exit behavior when the bus object disconnects
       [**sd_bus_set_fd**(3)](https://www.chedong.com/phpMan.php/man/sdbussetfd/3/markdown) — Set the file descriptors to use for bus communication
       [**sd_bus_set_method_call_timeout**(3)](https://www.chedong.com/phpMan.php/man/sdbussetmethodcalltimeout/3/markdown) — Set or query the default D-Bus method call timeout of a
       bus object
       [**sd_bus_set_monitor**(3)](https://www.chedong.com/phpMan.php/man/sdbussetmonitor/3/markdown) — Configure connection mode for a bus object
       [**sd_bus_set_property**(3)](https://www.chedong.com/phpMan.php/man/sdbussetproperty/3/markdown) — Set or query D-Bus service properties
       [**sd_bus_set_propertyv**(3)](https://www.chedong.com/phpMan.php/man/sdbussetpropertyv/3/markdown) — Set or query D-Bus service properties
       [**sd_bus_set_sender**(3)](https://www.chedong.com/phpMan.php/man/sdbussetsender/3/markdown) — Configure default sender for outgoing messages
       [**sd_bus_set_server**(3)](https://www.chedong.com/phpMan.php/man/sdbussetserver/3/markdown) — Configure connection mode for a bus object
       [**sd_bus_set_trusted**(3)](https://www.chedong.com/phpMan.php/man/sdbussettrusted/3/markdown) — Set or query properties of a bus object
       [**sd_bus_set_watch_bind**(3)](https://www.chedong.com/phpMan.php/man/sdbussetwatchbind/3/markdown) — Control socket binding watching on bus connections
       [**SD_BUS_SIGNAL**(3)](https://www.chedong.com/phpMan.php/man/SDBUSSIGNAL/3/markdown) — Declare properties and methods for a D-Bus path
       [**SD_BUS_SIGNAL_WITH_NAMES**(3)](https://www.chedong.com/phpMan.php/man/SDBUSSIGNALWITHNAMES/3/markdown) — Declare properties and methods for a D-Bus path
       [**sd_bus_slot_get_bus**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotgetbus/3/markdown) — Query information attached to a bus slot object
       [**sd_bus_slot_get_current_handler**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotgetcurrenthandler/3/markdown) — Query information attached to a bus slot object
       [**sd_bus_slot_get_current_message**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotgetcurrentmessage/3/markdown) — Query information attached to a bus slot object
       [**sd_bus_slot_get_current_userdata**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotgetcurrentuserdata/3/markdown) — Query information attached to a bus slot object
       [**sd_bus_slot_get_description**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotgetdescription/3/markdown) — Set or query the description of bus slot objects
       [**sd_bus_slot_get_destroy_callback**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotgetdestroycallback/3/markdown) — Define the callback function for resource cleanup
       [**sd_bus_slot_get_floating**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotgetfloating/3/markdown) — Control whether a bus slot object is "floating"
       [**sd_bus_slot_get_userdata**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotgetuserdata/3/markdown) — Set and query the value in the "userdata" field
       [**sd_bus_slot_ref**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotref/3/markdown) — Create and destroy references to a bus slot object
       [**sd_bus_slot_set_description**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotsetdescription/3/markdown) — Set or query the description of bus slot objects
       [**sd_bus_slot_set_destroy_callback**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotsetdestroycallback/3/markdown) — Define the callback function for resource cleanup
       [**sd_bus_slot_set_floating**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotsetfloating/3/markdown) — Control whether a bus slot object is "floating"
       [**sd_bus_slot_set_userdata**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotsetuserdata/3/markdown) — Set and query the value in the "userdata" field
       [**sd_bus_slot_unref**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotunref/3/markdown) — Create and destroy references to a bus slot object
       [**sd_bus_slot_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdbusslotunrefp/3/markdown) — Create and destroy references to a bus slot object
       [**sd_bus_start**(3)](https://www.chedong.com/phpMan.php/man/sdbusstart/3/markdown) — Initiate a bus connection to the D-bus broker daemon
       [**sd_bus_track_add_name**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackaddname/3/markdown) — Add, remove and retrieve bus peers tracked in a bus peer tracking
       object
       [**sd_bus_track_add_sender**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackaddsender/3/markdown) — Add, remove and retrieve bus peers tracked in a bus peer
       tracking object
       [**sd_bus_track_contains**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackcontains/3/markdown) — Add, remove and retrieve bus peers tracked in a bus peer tracking
       object
       [**sd_bus_track_count**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackcount/3/markdown) — Add, remove and retrieve bus peers tracked in a bus peer tracking
       object
       [**sd_bus_track_count_name**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackcountname/3/markdown) — Add, remove and retrieve bus peers tracked in a bus peer
       tracking object
       [**sd_bus_track_count_sender**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackcountsender/3/markdown) — Add, remove and retrieve bus peers tracked in a bus peer
       tracking object
       [**sd_bus_track_first**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackfirst/3/markdown) — Add, remove and retrieve bus peers tracked in a bus peer tracking
       object
       [**sd_bus_track_get_bus**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackgetbus/3/markdown) — Track bus peers
       [**sd_bus_track_get_destroy_callback**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackgetdestroycallback/3/markdown) — Define the callback function for resource cleanup
       [**sd_bus_track_get_recursive**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackgetrecursive/3/markdown) — Track bus peers
       [**sd_bus_track_get_userdata**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackgetuserdata/3/markdown) — Track bus peers
       [**sd_bus_track_new**(3)](https://www.chedong.com/phpMan.php/man/sdbustracknew/3/markdown) — Track bus peers
       [**sd_bus_track_next**(3)](https://www.chedong.com/phpMan.php/man/sdbustracknext/3/markdown) — Add, remove and retrieve bus peers tracked in a bus peer tracking
       object
       [**sd_bus_track_ref**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackref/3/markdown) — Track bus peers
       [**sd_bus_track_remove_name**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackremovename/3/markdown) — Add, remove and retrieve bus peers tracked in a bus peer
       tracking object
       [**sd_bus_track_remove_sender**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackremovesender/3/markdown) — Add, remove and retrieve bus peers tracked in a bus peer
       tracking object
       [**sd_bus_track_set_destroy_callback**(3)](https://www.chedong.com/phpMan.php/man/sdbustracksetdestroycallback/3/markdown) — Define the callback function for resource cleanup
       [**sd_bus_track_set_recursive**(3)](https://www.chedong.com/phpMan.php/man/sdbustracksetrecursive/3/markdown) — Track bus peers
       [**sd_bus_track_set_userdata**(3)](https://www.chedong.com/phpMan.php/man/sdbustracksetuserdata/3/markdown) — Track bus peers
       [**sd_bus_track_unref**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackunref/3/markdown) — Track bus peers
       [**sd_bus_track_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdbustrackunrefp/3/markdown) — Track bus peers
       [**sd_bus_unref**(3)](https://www.chedong.com/phpMan.php/man/sdbusunref/3/markdown) — Create a new bus object and create or destroy references to it
       [**sd_bus_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdbusunrefp/3/markdown) — Create a new bus object and create or destroy references to it
       [**SD_BUS_VTABLE_CAPABILITY**(3)](https://www.chedong.com/phpMan.php/man/SDBUSVTABLECAPABILITY/3/markdown) — Declare properties and methods for a D-Bus path
       [**SD_BUS_VTABLE_END**(3)](https://www.chedong.com/phpMan.php/man/SDBUSVTABLEEND/3/markdown) — Declare properties and methods for a D-Bus path
       [**SD_BUS_VTABLE_START**(3)](https://www.chedong.com/phpMan.php/man/SDBUSVTABLESTART/3/markdown) — Declare properties and methods for a D-Bus path
       [**sd_bus_wait**(3)](https://www.chedong.com/phpMan.php/man/sdbuswait/3/markdown) — Wait for I/O on a bus connection
       [**SD_BUS_WRITABLE_PROPERTY**(3)](https://www.chedong.com/phpMan.php/man/SDBUSWRITABLEPROPERTY/3/markdown) — Declare properties and methods for a D-Bus path
       [**SD_CRIT**(3)](https://www.chedong.com/phpMan.php/man/SDCRIT/3/markdown) — APIs for new-style daemons
       [**SD_DEBUG**(3)](https://www.chedong.com/phpMan.php/man/SDDEBUG/3/markdown) — APIs for new-style daemons
       [**sd_device_get_devname**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetdevname/3/markdown) — Returns various fields of device objects
       [**sd_device_get_devnum**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetdevnum/3/markdown) — Returns various fields of device objects
       [**sd_device_get_devpath**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetdevpath/3/markdown) — Returns various fields of device objects
       [**sd_device_get_devtype**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetdevtype/3/markdown) — Returns various fields of device objects
       [**sd_device_get_diskseq**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetdiskseq/3/markdown) — Returns various fields of device objects
       [**sd_device_get_driver**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetdriver/3/markdown) — Returns various fields of device objects
       [**sd_device_get_ifindex**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetifindex/3/markdown) — Returns various fields of device objects
       [**sd_device_get_subsystem**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetsubsystem/3/markdown) — Returns various fields of device objects
       [**sd_device_get_sysname**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetsysname/3/markdown) — Returns various fields of device objects
       [**sd_device_get_sysnum**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetsysnum/3/markdown) — Returns various fields of device objects
       [**sd_device_get_syspath**(3)](https://www.chedong.com/phpMan.php/man/sddevicegetsyspath/3/markdown) — Returns various fields of device objects
       [**sd_device_ref**(3)](https://www.chedong.com/phpMan.php/man/sddeviceref/3/markdown) — Create or destroy references to a device object
       [**sd_device_unref**(3)](https://www.chedong.com/phpMan.php/man/sddeviceunref/3/markdown) — Create or destroy references to a device object
       [**sd_device_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sddeviceunrefp/3/markdown) — Create or destroy references to a device object
       [**SD_EMERG**(3)](https://www.chedong.com/phpMan.php/man/SDEMERG/3/markdown) — APIs for new-style daemons
       [**SD_ERR**(3)](https://www.chedong.com/phpMan.php/man/SDERR/3/markdown) — APIs for new-style daemons
       [**sd_event**(3)](https://www.chedong.com/phpMan.php/man/sdevent/3/markdown) — Acquire and release an event loop object
       [**sd_event_add_child**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddchild/3/markdown) — Add a child process state change event source to an event loop
       [**sd_event_add_child_pidfd**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddchildpidfd/3/markdown) — Add a child process state change event source to an event loop
       [**sd_event_add_defer**(3)](https://www.chedong.com/phpMan.php/man/sdeventadddefer/3/markdown) — Add static event sources to an event loop
       [**sd_event_add_exit**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddexit/3/markdown) — Add static event sources to an event loop
       [**sd_event_add_inotify**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddinotify/3/markdown) — Add an "inotify" file system inode event source to an event loop
       [**sd_event_add_inotify_fd**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddinotifyfd/3/markdown) — Add an "inotify" file system inode event source to an event loop
       [**sd_event_add_io**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddio/3/markdown) — Add an I/O event source to an event loop
       [**sd_event_add_memory_pressure**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddmemorypressure/3/markdown) — Add and configure an event source run as result of memory
       pressure
       [**sd_event_add_post**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddpost/3/markdown) — Add static event sources to an event loop
       [**sd_event_add_signal**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddsignal/3/markdown) — Add a UNIX process signal event source to an event loop
       [**sd_event_add_time**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddtime/3/markdown) — Add a timer event source to an event loop
       [**sd_event_add_time_relative**(3)](https://www.chedong.com/phpMan.php/man/sdeventaddtimerelative/3/markdown) — Add a timer event source to an event loop
       [**SD_EVENT_ARMED**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTARMED/3/markdown) — Low-level event loop operations
       [**sd_event_child_handler_t**(3)](https://www.chedong.com/phpMan.php/man/sdeventchildhandlert/3/markdown) — Add a child process state change event source to an event loop
       [**sd_event_default**(3)](https://www.chedong.com/phpMan.php/man/sdeventdefault/3/markdown) — Acquire and release an event loop object
       [**sd_event_destroy_t**(3)](https://www.chedong.com/phpMan.php/man/sdeventdestroyt/3/markdown) — Define the callback function for resource cleanup
       [**sd_event_dispatch**(3)](https://www.chedong.com/phpMan.php/man/sdeventdispatch/3/markdown) — Low-level event loop operations
       [**sd_event_exit**(3)](https://www.chedong.com/phpMan.php/man/sdeventexit/3/markdown) — Ask the event loop to exit
       [**SD_EVENT_EXITING**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTEXITING/3/markdown) — Low-level event loop operations
       [**SD_EVENT_FINISHED**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTFINISHED/3/markdown) — Low-level event loop operations
       [**sd_event_get_exit_code**(3)](https://www.chedong.com/phpMan.php/man/sdeventgetexitcode/3/markdown) — Ask the event loop to exit
       [**sd_event_get_fd**(3)](https://www.chedong.com/phpMan.php/man/sdeventgetfd/3/markdown) — Obtain a file descriptor to poll for event loop events
       [**sd_event_get_iteration**(3)](https://www.chedong.com/phpMan.php/man/sdeventgetiteration/3/markdown) — Low-level event loop operations
       [**sd_event_get_state**(3)](https://www.chedong.com/phpMan.php/man/sdeventgetstate/3/markdown) — Low-level event loop operations
       [**sd_event_get_tid**(3)](https://www.chedong.com/phpMan.php/man/sdeventgettid/3/markdown) — Acquire and release an event loop object
       [**sd_event_get_watchdog**(3)](https://www.chedong.com/phpMan.php/man/sdeventgetwatchdog/3/markdown) — Enable event loop watchdog support
       [**sd_event_handler_t**(3)](https://www.chedong.com/phpMan.php/man/sdeventhandlert/3/markdown) — Add static event sources to an event loop
       [**SD_EVENT_INITIAL**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTINITIAL/3/markdown) — Low-level event loop operations
       [**sd_event_inotify_handler_t**(3)](https://www.chedong.com/phpMan.php/man/sdeventinotifyhandlert/3/markdown) — Add an "inotify" file system inode event source to an event
       loop
       [**sd_event_io_handler_t**(3)](https://www.chedong.com/phpMan.php/man/sdeventiohandlert/3/markdown) — Add an I/O event source to an event loop
       [**sd_event_loop**(3)](https://www.chedong.com/phpMan.php/man/sdeventloop/3/markdown) — Run an event loop
       [**sd_event_new**(3)](https://www.chedong.com/phpMan.php/man/sdeventnew/3/markdown) — Acquire and release an event loop object
       [**sd_event_now**(3)](https://www.chedong.com/phpMan.php/man/sdeventnow/3/markdown) — Retrieve current event loop iteration timestamp
       [**SD_EVENT_OFF**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTOFF/3/markdown) — Enable or disable event sources
       [**SD_EVENT_ON**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTON/3/markdown) — Enable or disable event sources
       [**SD_EVENT_ONESHOT**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTONESHOT/3/markdown) — Enable or disable event sources
       [**SD_EVENT_PENDING**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTPENDING/3/markdown) — Low-level event loop operations
       [**sd_event_prepare**(3)](https://www.chedong.com/phpMan.php/man/sdeventprepare/3/markdown) — Low-level event loop operations
       [**SD_EVENT_PREPARING**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTPREPARING/3/markdown) — Low-level event loop operations
       [**SD_EVENT_PRIORITY_IDLE**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTPRIORITYIDLE/3/markdown) — Set or retrieve the priority of event sources
       [**SD_EVENT_PRIORITY_IMPORTANT**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTPRIORITYIMPORTANT/3/markdown) — Set or retrieve the priority of event sources
       [**SD_EVENT_PRIORITY_NORMAL**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTPRIORITYNORMAL/3/markdown) — Set or retrieve the priority of event sources
       [**sd_event_ref**(3)](https://www.chedong.com/phpMan.php/man/sdeventref/3/markdown) — Acquire and release an event loop object
       [**sd_event_run**(3)](https://www.chedong.com/phpMan.php/man/sdeventrun/3/markdown) — Run an event loop
       [**SD_EVENT_RUNNING**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTRUNNING/3/markdown) — Low-level event loop operations
       [**sd_event_set_signal_exit**(3)](https://www.chedong.com/phpMan.php/man/sdeventsetsignalexit/3/markdown) — Automatically leave event loop on SIGINT and SIGTERM
       [**sd_event_set_watchdog**(3)](https://www.chedong.com/phpMan.php/man/sdeventsetwatchdog/3/markdown) — Enable event loop watchdog support
       [**sd_event_signal_handler_t**(3)](https://www.chedong.com/phpMan.php/man/sdeventsignalhandlert/3/markdown) — Add a UNIX process signal event source to an event loop
       [**SD_EVENT_SIGNAL_PROCMASK**(3)](https://www.chedong.com/phpMan.php/man/SDEVENTSIGNALPROCMASK/3/markdown) — Add a UNIX process signal event source to an event loop
       [**sd_event_source**(3)](https://www.chedong.com/phpMan.php/man/sdeventsource/3/markdown) — Add an I/O event source to an event loop
       [**sd_event_source_disable_unref**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcedisableunref/3/markdown) — Increase or decrease event source reference counters
       [**sd_event_source_disable_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcedisableunrefp/3/markdown) — Increase or decrease event source reference counters
       [**sd_event_source_get_child_pid**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetchildpid/3/markdown) — Add a child process state change event source to an event
       loop
       [**sd_event_source_get_child_pidfd**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetchildpidfd/3/markdown) — Add a child process state change event source to an
       event loop
       [**sd_event_source_get_child_pidfd_own**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetchildpidfdown/3/markdown) — Add a child process state change event source to an
       event loop
       [**sd_event_source_get_child_process_own**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetchildprocessown/3/markdown) — Add a child process state change event source to
       an event loop
       [**sd_event_source_get_description**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetdescription/3/markdown) — Set or retrieve descriptive names of event sources
       [**sd_event_source_get_destroy_callback**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetdestroycallback/3/markdown) — Define the callback function for resource cleanup
       [**sd_event_source_get_enabled**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetenabled/3/markdown) — Enable or disable event sources
       [**sd_event_source_get_event**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetevent/3/markdown) — Retrieve the event loop of an event source
       [**sd_event_source_get_exit_on_failure**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetexitonfailure/3/markdown) — Set or retrieve the exit-on-failure feature of event
       sources
       [**sd_event_source_get_floating**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetfloating/3/markdown) — Set or retrieve 'floating' state of event sources
       [**sd_event_source_get_inotify_mask**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetinotifymask/3/markdown) — Add an "inotify" file system inode event source to an
       event loop
       [**sd_event_source_get_io_events**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetioevents/3/markdown) — Add an I/O event source to an event loop
       [**sd_event_source_get_io_fd**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetiofd/3/markdown) — Add an I/O event source to an event loop
       [**sd_event_source_get_io_fd_own**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetiofdown/3/markdown) — Add an I/O event source to an event loop
       [**sd_event_source_get_io_revents**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetiorevents/3/markdown) — Add an I/O event source to an event loop
       [**sd_event_source_get_pending**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetpending/3/markdown) — Determine pending state of event sources
       [**sd_event_source_get_priority**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetpriority/3/markdown) — Set or retrieve the priority of event sources
       [**sd_event_source_get_ratelimit**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetratelimit/3/markdown) — Configure rate limiting on event sources
       [**sd_event_source_get_signal**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetsignal/3/markdown) — Add a UNIX process signal event source to an event loop
       [**sd_event_source_get_time**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegettime/3/markdown) — Add a timer event source to an event loop
       [**sd_event_source_get_time_accuracy**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegettimeaccuracy/3/markdown) — Add a timer event source to an event loop
       [**sd_event_source_get_time_clock**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegettimeclock/3/markdown) — Add a timer event source to an event loop
       [**sd_event_source_get_userdata**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcegetuserdata/3/markdown) — Set or retrieve user data pointer of event sources
       [**sd_event_source_is_ratelimited**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourceisratelimited/3/markdown) — Configure rate limiting on event sources
       [**sd_event_source_leave_ratelimit**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourceleaveratelimit/3/markdown) — Configure rate limiting on event sources
       [**sd_event_source_ref**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourceref/3/markdown) — Increase or decrease event source reference counters
       [**sd_event_source_send_child_signal**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesendchildsignal/3/markdown) — Add a child process state change event source to an
       event loop
       [**sd_event_source_set_child_pidfd_own**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetchildpidfdown/3/markdown) — Add a child process state change event source to an
       event loop
       [**sd_event_source_set_child_process_own**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetchildprocessown/3/markdown) — Add a child process state change event source to
       an event loop
       [**sd_event_source_set_description**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetdescription/3/markdown) — Set or retrieve descriptive names of event sources
       [**sd_event_source_set_destroy_callback**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetdestroycallback/3/markdown) — Define the callback function for resource cleanup
       [**sd_event_source_set_enabled**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetenabled/3/markdown) — Enable or disable event sources
       [**sd_event_source_set_exit_on_failure**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetexitonfailure/3/markdown) — Set or retrieve the exit-on-failure feature of event
       sources
       [**sd_event_source_set_floating**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetfloating/3/markdown) — Set or retrieve 'floating' state of event sources
       [**sd_event_source_set_io_events**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetioevents/3/markdown) — Add an I/O event source to an event loop
       [**sd_event_source_set_io_fd**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetiofd/3/markdown) — Add an I/O event source to an event loop
       [**sd_event_source_set_io_fd_own**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetiofdown/3/markdown) — Add an I/O event source to an event loop
       [**sd_event_source_set_memory_pressure_period**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetmemorypressureperiod/3/markdown) — Add and configure an event source run as
       result of memory pressure
       [**sd_event_source_set_memory_pressure_type**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetmemorypressuretype/3/markdown) — Add and configure an event source run as result
       of memory pressure
       [**sd_event_source_set_prepare**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetprepare/3/markdown) — Set a preparation callback for event sources
       [**sd_event_source_set_priority**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetpriority/3/markdown) — Set or retrieve the priority of event sources
       [**sd_event_source_set_ratelimit**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetratelimit/3/markdown) — Configure rate limiting on event sources
       [**sd_event_source_set_ratelimit_expire_callback**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetratelimitexpirecallback/3/markdown) — Configure rate limiting on event sources
       [**sd_event_source_set_time**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesettime/3/markdown) — Add a timer event source to an event loop
       [**sd_event_source_set_time_accuracy**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesettimeaccuracy/3/markdown) — Add a timer event source to an event loop
       [**sd_event_source_set_time_relative**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesettimerelative/3/markdown) — Add a timer event source to an event loop
       [**sd_event_source_set_userdata**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourcesetuserdata/3/markdown) — Set or retrieve user data pointer of event sources
       [**sd_event_source_unref**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourceunref/3/markdown) — Increase or decrease event source reference counters
       [**sd_event_source_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdeventsourceunrefp/3/markdown) — Increase or decrease event source reference counters
       [**sd_event_time_handler_t**(3)](https://www.chedong.com/phpMan.php/man/sdeventtimehandlert/3/markdown) — Add a timer event source to an event loop
       [**sd_event_trim_memory**(3)](https://www.chedong.com/phpMan.php/man/sdeventtrimmemory/3/markdown) — Add and configure an event source run as result of memory pressure
       [**sd_event_unref**(3)](https://www.chedong.com/phpMan.php/man/sdeventunref/3/markdown) — Acquire and release an event loop object
       [**sd_event_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdeventunrefp/3/markdown) — Acquire and release an event loop object
       [**sd_event_wait**(3)](https://www.chedong.com/phpMan.php/man/sdeventwait/3/markdown) — Low-level event loop operations
       [**sd_get_machine_names**(3)](https://www.chedong.com/phpMan.php/man/sdgetmachinenames/3/markdown) — Determine available seats, sessions, logged in users and virtual
       machines/containers
       [**sd_get_seats**(3)](https://www.chedong.com/phpMan.php/man/sdgetseats/3/markdown) — Determine available seats, sessions, logged in users and virtual
       machines/containers
       [**sd_get_sessions**(3)](https://www.chedong.com/phpMan.php/man/sdgetsessions/3/markdown) — Determine available seats, sessions, logged in users and virtual
       machines/containers
       [**sd_get_uids**(3)](https://www.chedong.com/phpMan.php/man/sdgetuids/3/markdown) — Determine available seats, sessions, logged in users and virtual
       machines/containers
       [**sd_hwdb_enumerate**(3)](https://www.chedong.com/phpMan.php/man/sdhwdbenumerate/3/markdown) — Seek to a location in hwdb or access entries
       [**SD_HWDB_FOREACH_PROPERTY**(3)](https://www.chedong.com/phpMan.php/man/SDHWDBFOREACHPROPERTY/3/markdown) — Seek to a location in hwdb or access entries
       [**sd_hwdb_get**(3)](https://www.chedong.com/phpMan.php/man/sdhwdbget/3/markdown) — Seek to a location in hwdb or access entries
       [**sd_hwdb_new**(3)](https://www.chedong.com/phpMan.php/man/sdhwdbnew/3/markdown) — Create a new hwdb object and create or destroy references to it
       [**sd_hwdb_new_from_path**(3)](https://www.chedong.com/phpMan.php/man/sdhwdbnewfrompath/3/markdown) — Create a new hwdb object and create or destroy references to it
       [**sd_hwdb_ref**(3)](https://www.chedong.com/phpMan.php/man/sdhwdbref/3/markdown) — Create a new hwdb object and create or destroy references to it
       [**sd_hwdb_seek**(3)](https://www.chedong.com/phpMan.php/man/sdhwdbseek/3/markdown) — Seek to a location in hwdb or access entries
       [**sd_hwdb_unref**(3)](https://www.chedong.com/phpMan.php/man/sdhwdbunref/3/markdown) — Create a new hwdb object and create or destroy references to it
       [**SD_ID128_ALLF**(3)](https://www.chedong.com/phpMan.php/man/SDID128ALLF/3/markdown) — APIs for processing 128-bit IDs
       [**SD_ID128_CONST_STR**(3)](https://www.chedong.com/phpMan.php/man/SDID128CONSTSTR/3/markdown) — APIs for processing 128-bit IDs
       [**sd_id128_equal**(3)](https://www.chedong.com/phpMan.php/man/sdid128equal/3/markdown) — APIs for processing 128-bit IDs
       [**SD_ID128_FORMAT_STR**(3)](https://www.chedong.com/phpMan.php/man/SDID128FORMATSTR/3/markdown) — APIs for processing 128-bit IDs
       [**SD_ID128_FORMAT_VAL**(3)](https://www.chedong.com/phpMan.php/man/SDID128FORMATVAL/3/markdown) — APIs for processing 128-bit IDs
       [**sd_id128_from_string**(3)](https://www.chedong.com/phpMan.php/man/sdid128fromstring/3/markdown) — Format or parse 128-bit IDs as strings
       [**sd_id128_get_app_specific**(3)](https://www.chedong.com/phpMan.php/man/sdid128getappspecific/3/markdown) — Retrieve 128-bit IDs
       [**sd_id128_get_boot**(3)](https://www.chedong.com/phpMan.php/man/sdid128getboot/3/markdown) — Retrieve 128-bit IDs
       [**sd_id128_get_boot_app_specific**(3)](https://www.chedong.com/phpMan.php/man/sdid128getbootappspecific/3/markdown) — Retrieve 128-bit IDs
       [**sd_id128_get_invocation**(3)](https://www.chedong.com/phpMan.php/man/sdid128getinvocation/3/markdown) — Retrieve 128-bit IDs
       [**sd_id128_get_machine**(3)](https://www.chedong.com/phpMan.php/man/sdid128getmachine/3/markdown) — Retrieve 128-bit IDs
       [**sd_id128_get_machine_app_specific**(3)](https://www.chedong.com/phpMan.php/man/sdid128getmachineappspecific/3/markdown) — Retrieve 128-bit IDs
       [**sd_id128_in_set**(3)](https://www.chedong.com/phpMan.php/man/sdid128inset/3/markdown) — APIs for processing 128-bit IDs
       [**sd_id128_in_set_sentinel**(3)](https://www.chedong.com/phpMan.php/man/sdid128insetsentinel/3/markdown) — APIs for processing 128-bit IDs
       [**sd_id128_in_setv**(3)](https://www.chedong.com/phpMan.php/man/sdid128insetv/3/markdown) — APIs for processing 128-bit IDs
       [**sd_id128_is_allf**(3)](https://www.chedong.com/phpMan.php/man/sdid128isallf/3/markdown) — APIs for processing 128-bit IDs
       [**sd_id128_is_null**(3)](https://www.chedong.com/phpMan.php/man/sdid128isnull/3/markdown) — APIs for processing 128-bit IDs
       [**SD_ID128_MAKE**(3)](https://www.chedong.com/phpMan.php/man/SDID128MAKE/3/markdown) — APIs for processing 128-bit IDs
       [**SD_ID128_MAKE_STR**(3)](https://www.chedong.com/phpMan.php/man/SDID128MAKESTR/3/markdown) — APIs for processing 128-bit IDs
       [**SD_ID128_MAKE_UUID_STR**(3)](https://www.chedong.com/phpMan.php/man/SDID128MAKEUUIDSTR/3/markdown) — APIs for processing 128-bit IDs
       [**SD_ID128_NULL**(3)](https://www.chedong.com/phpMan.php/man/SDID128NULL/3/markdown) — APIs for processing 128-bit IDs
       [**sd_id128_randomize**(3)](https://www.chedong.com/phpMan.php/man/sdid128randomize/3/markdown) — Generate 128-bit IDs
       [**sd_id128_string_equal**(3)](https://www.chedong.com/phpMan.php/man/sdid128stringequal/3/markdown) — APIs for processing 128-bit IDs
       [**SD_ID128_STRING_MAX**(3)](https://www.chedong.com/phpMan.php/man/SDID128STRINGMAX/3/markdown) — Format or parse 128-bit IDs as strings
       [**sd_id128_t**(3)](https://www.chedong.com/phpMan.php/man/sdid128t/3/markdown) — APIs for processing 128-bit IDs
       [**sd_id128_to_string**(3)](https://www.chedong.com/phpMan.php/man/sdid128tostring/3/markdown) — Format or parse 128-bit IDs as strings
       [**SD_ID128_TO_STRING**(3)](https://www.chedong.com/phpMan.php/man/SDID128TOSTRING/3/markdown) — Format or parse 128-bit IDs as strings
       [**sd_id128_to_uuid_string**(3)](https://www.chedong.com/phpMan.php/man/sdid128touuidstring/3/markdown) — Format or parse 128-bit IDs as strings
       [**SD_ID128_TO_UUID_STRING**(3)](https://www.chedong.com/phpMan.php/man/SDID128TOUUIDSTRING/3/markdown) — Format or parse 128-bit IDs as strings
       [**SD_ID128_UUID_FORMAT_STR**(3)](https://www.chedong.com/phpMan.php/man/SDID128UUIDFORMATSTR/3/markdown) — APIs for processing 128-bit IDs
       [**SD_ID128_UUID_STRING_MAX**(3)](https://www.chedong.com/phpMan.php/man/SDID128UUIDSTRINGMAX/3/markdown) — Format or parse 128-bit IDs as strings
       [**SD_INFO**(3)](https://www.chedong.com/phpMan.php/man/SDINFO/3/markdown) — APIs for new-style daemons
       [**sd_is_fifo**(3)](https://www.chedong.com/phpMan.php/man/sdisfifo/3/markdown) — Check the type of a file descriptor
       [**sd_is_mq**(3)](https://www.chedong.com/phpMan.php/man/sdismq/3/markdown) — Check the type of a file descriptor
       [**sd_is_socket**(3)](https://www.chedong.com/phpMan.php/man/sdissocket/3/markdown) — Check the type of a file descriptor
       [**sd_is_socket_inet**(3)](https://www.chedong.com/phpMan.php/man/sdissocketinet/3/markdown) — Check the type of a file descriptor
       [**sd_is_socket_sockaddr**(3)](https://www.chedong.com/phpMan.php/man/sdissocketsockaddr/3/markdown) — Check the type of a file descriptor
       [**sd_is_socket_unix**(3)](https://www.chedong.com/phpMan.php/man/sdissocketunix/3/markdown) — Check the type of a file descriptor
       [**sd_is_special**(3)](https://www.chedong.com/phpMan.php/man/sdisspecial/3/markdown) — Check the type of a file descriptor
       [**sd_journal**(3)](https://www.chedong.com/phpMan.php/man/sdjournal/3/markdown) — Open the system journal for reading
       [**sd_journal_add_conjunction**(3)](https://www.chedong.com/phpMan.php/man/sdjournaladdconjunction/3/markdown) — Add or remove entry matches
       [**sd_journal_add_disjunction**(3)](https://www.chedong.com/phpMan.php/man/sdjournaladddisjunction/3/markdown) — Add or remove entry matches
       [**sd_journal_add_match**(3)](https://www.chedong.com/phpMan.php/man/sdjournaladdmatch/3/markdown) — Add or remove entry matches
       [**SD_JOURNAL_ALL_NAMESPACES**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALALLNAMESPACES/3/markdown) — Open the system journal for reading
       [**SD_JOURNAL_APPEND**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALAPPEND/3/markdown) — Journal change notification interface
       [**sd_journal_close**(3)](https://www.chedong.com/phpMan.php/man/sdjournalclose/3/markdown) — Open the system journal for reading
       [**SD_JOURNAL_CURRENT_USER**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALCURRENTUSER/3/markdown) — Open the system journal for reading
       [**sd_journal_enumerate_available_data**(3)](https://www.chedong.com/phpMan.php/man/sdjournalenumerateavailabledata/3/markdown) — Read data fields from the current journal entry
       [**sd_journal_enumerate_available_unique**(3)](https://www.chedong.com/phpMan.php/man/sdjournalenumerateavailableunique/3/markdown) — Read unique data fields from the journal
       [**sd_journal_enumerate_data**(3)](https://www.chedong.com/phpMan.php/man/sdjournalenumeratedata/3/markdown) — Read data fields from the current journal entry
       [**sd_journal_enumerate_fields**(3)](https://www.chedong.com/phpMan.php/man/sdjournalenumeratefields/3/markdown) — Read used field names from the journal
       [**sd_journal_enumerate_unique**(3)](https://www.chedong.com/phpMan.php/man/sdjournalenumerateunique/3/markdown) — Read unique data fields from the journal
       [**sd_journal_flush_matches**(3)](https://www.chedong.com/phpMan.php/man/sdjournalflushmatches/3/markdown) — Add or remove entry matches
       [**SD_JOURNAL_FOREACH**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALFOREACH/3/markdown) — Advance or set back the read pointer in the journal
       [**SD_JOURNAL_FOREACH_BACKWARDS**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALFOREACHBACKWARDS/3/markdown) — Advance or set back the read pointer in the journal
       [**SD_JOURNAL_FOREACH_DATA**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALFOREACHDATA/3/markdown) — Read data fields from the current journal entry
       [**SD_JOURNAL_FOREACH_FIELD**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALFOREACHFIELD/3/markdown) — Read used field names from the journal
       [**SD_JOURNAL_FOREACH_UNIQUE**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALFOREACHUNIQUE/3/markdown) — Read unique data fields from the journal
       [**sd_journal_get_catalog**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetcatalog/3/markdown) — Retrieve message catalog entry
       [**sd_journal_get_catalog_for_message_id**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetcatalogformessageid/3/markdown) — Retrieve message catalog entry
       [**sd_journal_get_cursor**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetcursor/3/markdown) — Get cursor string for or test cursor string against the current
       journal entry
       [**sd_journal_get_cutoff_monotonic_usec**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetcutoffmonotonicusec/3/markdown) — Read cut-off timestamps from the current journal
       entry
       [**sd_journal_get_cutoff_realtime_usec**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetcutoffrealtimeusec/3/markdown) — Read cut-off timestamps from the current journal
       entry
       [**sd_journal_get_data**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetdata/3/markdown) — Read data fields from the current journal entry
       [**sd_journal_get_data_threshold**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetdatathreshold/3/markdown) — Read data fields from the current journal entry
       [**sd_journal_get_events**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetevents/3/markdown) — Journal change notification interface
       [**sd_journal_get_fd**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetfd/3/markdown) — Journal change notification interface
       [**sd_journal_get_monotonic_usec**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetmonotonicusec/3/markdown) — Read timestamps from the current journal entry
       [**sd_journal_get_realtime_usec**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetrealtimeusec/3/markdown) — Read timestamps from the current journal entry
       [**sd_journal_get_seqnum**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetseqnum/3/markdown) — Read sequence number from the current journal entry
       [**sd_journal_get_timeout**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgettimeout/3/markdown) — Journal change notification interface
       [**sd_journal_get_usage**(3)](https://www.chedong.com/phpMan.php/man/sdjournalgetusage/3/markdown) — Journal disk usage
       [**sd_journal_has_persistent_files**(3)](https://www.chedong.com/phpMan.php/man/sdjournalhaspersistentfiles/3/markdown) — Query availability of runtime or persistent journal
       files
       [**sd_journal_has_runtime_files**(3)](https://www.chedong.com/phpMan.php/man/sdjournalhasruntimefiles/3/markdown) — Query availability of runtime or persistent journal files
       [**SD_JOURNAL_INCLUDE_DEFAULT_NAMESPACE**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALINCLUDEDEFAULTNAMESPACE/3/markdown) — Open the system journal for reading
       [**SD_JOURNAL_INVALIDATE**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALINVALIDATE/3/markdown) — Journal change notification interface
       [**SD_JOURNAL_LOCAL_ONLY**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALLOCALONLY/3/markdown) — Open the system journal for reading
       [**sd_journal_next**(3)](https://www.chedong.com/phpMan.php/man/sdjournalnext/3/markdown) — Advance or set back the read pointer in the journal
       [**sd_journal_next_skip**(3)](https://www.chedong.com/phpMan.php/man/sdjournalnextskip/3/markdown) — Advance or set back the read pointer in the journal
       [**SD_JOURNAL_NOP**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALNOP/3/markdown) — Journal change notification interface
       [**sd_journal_open**(3)](https://www.chedong.com/phpMan.php/man/sdjournalopen/3/markdown) — Open the system journal for reading
       [**sd_journal_open_directory**(3)](https://www.chedong.com/phpMan.php/man/sdjournalopendirectory/3/markdown) — Open the system journal for reading
       [**sd_journal_open_directory_fd**(3)](https://www.chedong.com/phpMan.php/man/sdjournalopendirectoryfd/3/markdown) — Open the system journal for reading
       [**sd_journal_open_files**(3)](https://www.chedong.com/phpMan.php/man/sdjournalopenfiles/3/markdown) — Open the system journal for reading
       [**sd_journal_open_files_fd**(3)](https://www.chedong.com/phpMan.php/man/sdjournalopenfilesfd/3/markdown) — Open the system journal for reading
       [**sd_journal_open_namespace**(3)](https://www.chedong.com/phpMan.php/man/sdjournalopennamespace/3/markdown) — Open the system journal for reading
       [**SD_JOURNAL_OS_ROOT**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALOSROOT/3/markdown) — Open the system journal for reading
       [**sd_journal_perror**(3)](https://www.chedong.com/phpMan.php/man/sdjournalperror/3/markdown) — Submit log entries to the journal
       [**sd_journal_perror_with_location**(3)](https://www.chedong.com/phpMan.php/man/sdjournalperrorwithlocation/3/markdown) — Submit log entries to the journal
       [**sd_journal_previous**(3)](https://www.chedong.com/phpMan.php/man/sdjournalprevious/3/markdown) — Advance or set back the read pointer in the journal
       [**sd_journal_previous_skip**(3)](https://www.chedong.com/phpMan.php/man/sdjournalpreviousskip/3/markdown) — Advance or set back the read pointer in the journal
       [**sd_journal_print**(3)](https://www.chedong.com/phpMan.php/man/sdjournalprint/3/markdown) — Submit log entries to the journal
       [**sd_journal_print_with_location**(3)](https://www.chedong.com/phpMan.php/man/sdjournalprintwithlocation/3/markdown) — Submit log entries to the journal
       [**sd_journal_printv**(3)](https://www.chedong.com/phpMan.php/man/sdjournalprintv/3/markdown) — Submit log entries to the journal
       [**sd_journal_printv_with_location**(3)](https://www.chedong.com/phpMan.php/man/sdjournalprintvwithlocation/3/markdown) — Submit log entries to the journal
       [**sd_journal_process**(3)](https://www.chedong.com/phpMan.php/man/sdjournalprocess/3/markdown) — Journal change notification interface
       [**sd_journal_query_unique**(3)](https://www.chedong.com/phpMan.php/man/sdjournalqueryunique/3/markdown) — Read unique data fields from the journal
       [**sd_journal_reliable_fd**(3)](https://www.chedong.com/phpMan.php/man/sdjournalreliablefd/3/markdown) — Journal change notification interface
       [**sd_journal_restart_data**(3)](https://www.chedong.com/phpMan.php/man/sdjournalrestartdata/3/markdown) — Read data fields from the current journal entry
       [**sd_journal_restart_fields**(3)](https://www.chedong.com/phpMan.php/man/sdjournalrestartfields/3/markdown) — Read used field names from the journal
       [**sd_journal_restart_unique**(3)](https://www.chedong.com/phpMan.php/man/sdjournalrestartunique/3/markdown) — Read unique data fields from the journal
       [**SD_JOURNAL_RUNTIME_ONLY**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALRUNTIMEONLY/3/markdown) — Open the system journal for reading
       [**sd_journal_seek_cursor**(3)](https://www.chedong.com/phpMan.php/man/sdjournalseekcursor/3/markdown) — Seek to a position in the journal
       [**sd_journal_seek_head**(3)](https://www.chedong.com/phpMan.php/man/sdjournalseekhead/3/markdown) — Seek to a position in the journal
       [**sd_journal_seek_monotonic_usec**(3)](https://www.chedong.com/phpMan.php/man/sdjournalseekmonotonicusec/3/markdown) — Seek to a position in the journal
       [**sd_journal_seek_realtime_usec**(3)](https://www.chedong.com/phpMan.php/man/sdjournalseekrealtimeusec/3/markdown) — Seek to a position in the journal
       [**sd_journal_seek_tail**(3)](https://www.chedong.com/phpMan.php/man/sdjournalseektail/3/markdown) — Seek to a position in the journal
       [**sd_journal_send**(3)](https://www.chedong.com/phpMan.php/man/sdjournalsend/3/markdown) — Submit log entries to the journal
       [**sd_journal_send_with_location**(3)](https://www.chedong.com/phpMan.php/man/sdjournalsendwithlocation/3/markdown) — Submit log entries to the journal
       [**sd_journal_sendv**(3)](https://www.chedong.com/phpMan.php/man/sdjournalsendv/3/markdown) — Submit log entries to the journal
       [**sd_journal_sendv_with_location**(3)](https://www.chedong.com/phpMan.php/man/sdjournalsendvwithlocation/3/markdown) — Submit log entries to the journal
       [**sd_journal_set_data_threshold**(3)](https://www.chedong.com/phpMan.php/man/sdjournalsetdatathreshold/3/markdown) — Read data fields from the current journal entry
       [**sd_journal_step_one**(3)](https://www.chedong.com/phpMan.php/man/sdjournalstepone/3/markdown) — Advance or set back the read pointer in the journal
       [**sd_journal_stream_fd**(3)](https://www.chedong.com/phpMan.php/man/sdjournalstreamfd/3/markdown) — Create log stream file descriptor to the journal
       [**SD_JOURNAL_SUPPRESS_LOCATION**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALSUPPRESSLOCATION/3/markdown) — Submit log entries to the journal
       [**SD_JOURNAL_SYSTEM**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALSYSTEM/3/markdown) — Open the system journal for reading
       [**SD_JOURNAL_TAKE_DIRECTORY_FD**(3)](https://www.chedong.com/phpMan.php/man/SDJOURNALTAKEDIRECTORYFD/3/markdown) — Open the system journal for reading
       [**sd_journal_test_cursor**(3)](https://www.chedong.com/phpMan.php/man/sdjournaltestcursor/3/markdown) — Get cursor string for or test cursor string against the current
       journal entry
       [**sd_journal_wait**(3)](https://www.chedong.com/phpMan.php/man/sdjournalwait/3/markdown) — Journal change notification interface
       [**sd_listen_fds**(3)](https://www.chedong.com/phpMan.php/man/sdlistenfds/3/markdown) — Check for file descriptors passed by the system manager
       [**SD_LISTEN_FDS_START**(3)](https://www.chedong.com/phpMan.php/man/SDLISTENFDSSTART/3/markdown) — Check for file descriptors passed by the system manager
       [**sd_listen_fds_with_names**(3)](https://www.chedong.com/phpMan.php/man/sdlistenfdswithnames/3/markdown) — Check for file descriptors passed by the system manager
       [**sd_login_monitor**(3)](https://www.chedong.com/phpMan.php/man/sdloginmonitor/3/markdown) — Monitor login sessions, seats, users and virtual machines/containers
       [**sd_login_monitor_flush**(3)](https://www.chedong.com/phpMan.php/man/sdloginmonitorflush/3/markdown) — Monitor login sessions, seats, users and virtual
       machines/containers
       [**sd_login_monitor_get_events**(3)](https://www.chedong.com/phpMan.php/man/sdloginmonitorgetevents/3/markdown) — Monitor login sessions, seats, users and virtual
       machines/containers
       [**sd_login_monitor_get_fd**(3)](https://www.chedong.com/phpMan.php/man/sdloginmonitorgetfd/3/markdown) — Monitor login sessions, seats, users and virtual
       machines/containers
       [**sd_login_monitor_get_timeout**(3)](https://www.chedong.com/phpMan.php/man/sdloginmonitorgettimeout/3/markdown) — Monitor login sessions, seats, users and virtual
       machines/containers
       [**sd_login_monitor_new**(3)](https://www.chedong.com/phpMan.php/man/sdloginmonitornew/3/markdown) — Monitor login sessions, seats, users and virtual
       machines/containers
       [**sd_login_monitor_unref**(3)](https://www.chedong.com/phpMan.php/man/sdloginmonitorunref/3/markdown) — Monitor login sessions, seats, users and virtual
       machines/containers
       [**sd_login_monitor_unrefp**(3)](https://www.chedong.com/phpMan.php/man/sdloginmonitorunrefp/3/markdown) — Monitor login sessions, seats, users and virtual
       machines/containers
       [**sd_machine_get_class**(3)](https://www.chedong.com/phpMan.php/man/sdmachinegetclass/3/markdown) — Determine the class and network interface indices of a locally
       running virtual machine or container
       [**sd_machine_get_ifindices**(3)](https://www.chedong.com/phpMan.php/man/sdmachinegetifindices/3/markdown) — Determine the class and network interface indices of a locally
       running virtual machine or container
       [**SD_NOTICE**(3)](https://www.chedong.com/phpMan.php/man/SDNOTICE/3/markdown) — APIs for new-style daemons
       [**sd_notify**(3)](https://www.chedong.com/phpMan.php/man/sdnotify/3/markdown) — Notify service manager about start-up completion and other service status
       changes
       [**sd_notify_barrier**(3)](https://www.chedong.com/phpMan.php/man/sdnotifybarrier/3/markdown) — Notify service manager about start-up completion and other service
       status changes
       [**sd_notifyf**(3)](https://www.chedong.com/phpMan.php/man/sdnotifyf/3/markdown) — Notify service manager about start-up completion and other service status
       changes
       [**sd_path_lookup**(3)](https://www.chedong.com/phpMan.php/man/sdpathlookup/3/markdown) — Query well-known file system paths
       [**sd_path_lookup_strv**(3)](https://www.chedong.com/phpMan.php/man/sdpathlookupstrv/3/markdown) — Query well-known file system paths
       [**sd_peer_get_cgroup**(3)](https://www.chedong.com/phpMan.php/man/sdpeergetcgroup/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_peer_get_machine_name**(3)](https://www.chedong.com/phpMan.php/man/sdpeergetmachinename/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_peer_get_owner_uid**(3)](https://www.chedong.com/phpMan.php/man/sdpeergetowneruid/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_peer_get_session**(3)](https://www.chedong.com/phpMan.php/man/sdpeergetsession/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_peer_get_slice**(3)](https://www.chedong.com/phpMan.php/man/sdpeergetslice/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_peer_get_unit**(3)](https://www.chedong.com/phpMan.php/man/sdpeergetunit/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_peer_get_user_slice**(3)](https://www.chedong.com/phpMan.php/man/sdpeergetuserslice/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_peer_get_user_unit**(3)](https://www.chedong.com/phpMan.php/man/sdpeergetuserunit/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_pid_get_cgroup**(3)](https://www.chedong.com/phpMan.php/man/sdpidgetcgroup/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_pid_get_machine_name**(3)](https://www.chedong.com/phpMan.php/man/sdpidgetmachinename/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_pid_get_owner_uid**(3)](https://www.chedong.com/phpMan.php/man/sdpidgetowneruid/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_pid_get_session**(3)](https://www.chedong.com/phpMan.php/man/sdpidgetsession/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_pid_get_slice**(3)](https://www.chedong.com/phpMan.php/man/sdpidgetslice/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_pid_get_unit**(3)](https://www.chedong.com/phpMan.php/man/sdpidgetunit/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_pid_get_user_slice**(3)](https://www.chedong.com/phpMan.php/man/sdpidgetuserslice/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_pid_get_user_unit**(3)](https://www.chedong.com/phpMan.php/man/sdpidgetuserunit/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_pid_notify**(3)](https://www.chedong.com/phpMan.php/man/sdpidnotify/3/markdown) — Notify service manager about start-up completion and other service status
       changes
       [**sd_pid_notify_barrier**(3)](https://www.chedong.com/phpMan.php/man/sdpidnotifybarrier/3/markdown) — Notify service manager about start-up completion and other service
       status changes
       [**sd_pid_notify_with_fds**(3)](https://www.chedong.com/phpMan.php/man/sdpidnotifywithfds/3/markdown) — Notify service manager about start-up completion and other
       service status changes
       [**sd_pid_notifyf**(3)](https://www.chedong.com/phpMan.php/man/sdpidnotifyf/3/markdown) — Notify service manager about start-up completion and other service status
       changes
       [**sd_pid_notifyf_with_fds**(3)](https://www.chedong.com/phpMan.php/man/sdpidnotifyfwithfds/3/markdown) — Notify service manager about start-up completion and other
       service status changes
       [**sd_pidfd_get_cgroup**(3)](https://www.chedong.com/phpMan.php/man/sdpidfdgetcgroup/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_pidfd_get_machine_name**(3)](https://www.chedong.com/phpMan.php/man/sdpidfdgetmachinename/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_pidfd_get_owner_uid**(3)](https://www.chedong.com/phpMan.php/man/sdpidfdgetowneruid/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_pidfd_get_session**(3)](https://www.chedong.com/phpMan.php/man/sdpidfdgetsession/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_pidfd_get_slice**(3)](https://www.chedong.com/phpMan.php/man/sdpidfdgetslice/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_pidfd_get_unit**(3)](https://www.chedong.com/phpMan.php/man/sdpidfdgetunit/3/markdown) — Determine the owner uid of the user unit or session, or the session,
       user unit, system unit, container/VM or slice that a specific PID or socket peer belongs to
       [**sd_pidfd_get_user_slice**(3)](https://www.chedong.com/phpMan.php/man/sdpidfdgetuserslice/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_pidfd_get_user_unit**(3)](https://www.chedong.com/phpMan.php/man/sdpidfdgetuserunit/3/markdown) — Determine the owner uid of the user unit or session, or the
       session, user unit, system unit, container/VM or slice that a specific PID or socket peer
       belongs to
       [**sd_seat_can_graphical**(3)](https://www.chedong.com/phpMan.php/man/sdseatcangraphical/3/markdown) — Determine state of a specific seat
       [**sd_seat_can_tty**(3)](https://www.chedong.com/phpMan.php/man/sdseatcantty/3/markdown) — Determine state of a specific seat
       [**sd_seat_get_active**(3)](https://www.chedong.com/phpMan.php/man/sdseatgetactive/3/markdown) — Determine state of a specific seat
       [**sd_seat_get_sessions**(3)](https://www.chedong.com/phpMan.php/man/sdseatgetsessions/3/markdown) — Determine state of a specific seat
       [**sd_session_get_class**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetclass/3/markdown) — Determine state of a specific session
       [**sd_session_get_desktop**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetdesktop/3/markdown) — Determine state of a specific session
       [**sd_session_get_display**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetdisplay/3/markdown) — Determine state of a specific session
       [**sd_session_get_leader**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetleader/3/markdown) — Determine state of a specific session
       [**sd_session_get_remote_host**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetremotehost/3/markdown) — Determine state of a specific session
       [**sd_session_get_remote_user**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetremoteuser/3/markdown) — Determine state of a specific session
       [**sd_session_get_seat**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetseat/3/markdown) — Determine state of a specific session
       [**sd_session_get_service**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetservice/3/markdown) — Determine state of a specific session
       [**sd_session_get_start_time**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetstarttime/3/markdown) — Determine state of a specific session
       [**sd_session_get_state**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetstate/3/markdown) — Determine state of a specific session
       [**sd_session_get_tty**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongettty/3/markdown) — Determine state of a specific session
       [**sd_session_get_type**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongettype/3/markdown) — Determine state of a specific session
       [**sd_session_get_uid**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetuid/3/markdown) — Determine state of a specific session
       [**sd_session_get_username**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetusername/3/markdown) — Determine state of a specific session
       [**sd_session_get_vt**(3)](https://www.chedong.com/phpMan.php/man/sdsessiongetvt/3/markdown) — Determine state of a specific session
       [**sd_session_is_active**(3)](https://www.chedong.com/phpMan.php/man/sdsessionisactive/3/markdown) — Determine state of a specific session
       [**sd_session_is_remote**(3)](https://www.chedong.com/phpMan.php/man/sdsessionisremote/3/markdown) — Determine state of a specific session
       [**sd_uid_get_display**(3)](https://www.chedong.com/phpMan.php/man/sduidgetdisplay/3/markdown) — Determine login state of a specific Unix user ID
       [**sd_uid_get_login_time**(3)](https://www.chedong.com/phpMan.php/man/sduidgetlogintime/3/markdown) — Determine login state of a specific Unix user ID
       [**sd_uid_get_seats**(3)](https://www.chedong.com/phpMan.php/man/sduidgetseats/3/markdown) — Determine login state of a specific Unix user ID
       [**sd_uid_get_sessions**(3)](https://www.chedong.com/phpMan.php/man/sduidgetsessions/3/markdown) — Determine login state of a specific Unix user ID
       [**sd_uid_get_state**(3)](https://www.chedong.com/phpMan.php/man/sduidgetstate/3/markdown) — Determine login state of a specific Unix user ID
       [**sd_uid_is_on_seat**(3)](https://www.chedong.com/phpMan.php/man/sduidisonseat/3/markdown) — Determine login state of a specific Unix user ID
       [**SD_WARNING**(3)](https://www.chedong.com/phpMan.php/man/SDWARNING/3/markdown) — APIs for new-style daemons
       [**sd_watchdog_enabled**(3)](https://www.chedong.com/phpMan.php/man/sdwatchdogenabled/3/markdown) — Check whether the service manager expects watchdog keep-alive
       notifications from a service
       [**shutdown**(8)](https://www.chedong.com/phpMan.php/man/shutdown/8/markdown) — Halt, power off or reboot the machine
       [**sleep.conf.d**(5)](https://www.chedong.com/phpMan.php/man/sleep.conf.d/5/markdown) — Suspend and hibernation configuration file
       [**smbios-type-11**(7)](https://www.chedong.com/phpMan.php/man/smbios-type-11/7/markdown) — SMBIOS Type 11 strings
       [**sysctl.d**(5)](https://www.chedong.com/phpMan.php/man/sysctl.d/5/markdown) — Configure kernel parameters at boot
       [**system.conf.d**(5)](https://www.chedong.com/phpMan.php/man/system.conf.d/5/markdown) — System and session service manager configuration files
       [**systemctl**(1)](https://www.chedong.com/phpMan.php/man/systemctl/1/markdown) — Control the systemd system and service manager
       [**systemd**(1)](https://www.chedong.com/phpMan.php/man/systemd/1/markdown) — systemd system and service manager
       [**systemd-ac-power**(1)](https://www.chedong.com/phpMan.php/man/systemd-ac-power/1/markdown) — Report whether we are connected to an external power source
       [**systemd-analyze**(1)](https://www.chedong.com/phpMan.php/man/systemd-analyze/1/markdown) — Analyze and debug system manager
       [**systemd-ask-password**(1)](https://www.chedong.com/phpMan.php/man/systemd-ask-password/1/markdown) — Query the user for a system password
       [**systemd-ask-password-console.path**(8)](https://www.chedong.com/phpMan.php/man/systemd-ask-password-console.path/8/markdown) — Query the user for system passwords on the console and
       via wall
       [**systemd-ask-password-console.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-ask-password-console.service/8/markdown) — Query the user for system passwords on the console
       and via wall
       [**systemd-ask-password-wall.path**(8)](https://www.chedong.com/phpMan.php/man/systemd-ask-password-wall.path/8/markdown) — Query the user for system passwords on the console and
       via wall
       [**systemd-ask-password-wall.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-ask-password-wall.service/8/markdown) — Query the user for system passwords on the console and
       via wall
       [**systemd-backlight**(8)](https://www.chedong.com/phpMan.php/man/systemd-backlight/8/markdown) — Load and save the display backlight brightness at boot and shutdown
       **systemd-backlight@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Load and save the display backlight brightness at boot and
       shutdown
       [**systemd-battery-check**(8)](https://www.chedong.com/phpMan.php/man/systemd-battery-check/8/markdown) — Check battery level whether there's enough charge, and power off
       if not
       [**systemd-battery-check.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-battery-check.service/8/markdown) — Check battery level whether there's enough charge, and
       power off if not
       [**systemd-binfmt**(8)](https://www.chedong.com/phpMan.php/man/systemd-binfmt/8/markdown) — Configure additional binary formats for executables at boot
       [**systemd-binfmt.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-binfmt.service/8/markdown) — Configure additional binary formats for executables at boot
       [**systemd-bless-boot**(8)](https://www.chedong.com/phpMan.php/man/systemd-bless-boot/8/markdown) — Mark current boot process as successful
       [**systemd-bless-boot-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-bless-boot-generator/8/markdown) — Pull systemd-bless-boot.service into the initial boot
       transaction when boot counting is in effect
       [**systemd-bless-boot.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-bless-boot.service/8/markdown) — Mark current boot process as successful
       [**systemd-boot**(7)](https://www.chedong.com/phpMan.php/man/systemd-boot/7/markdown) — A simple UEFI boot manager
       [**systemd-boot-check-no-failures**(8)](https://www.chedong.com/phpMan.php/man/systemd-boot-check-no-failures/8/markdown) — verify that the system booted up cleanly
       [**systemd-boot-check-no-failures.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-boot-check-no-failures.service/8/markdown) — verify that the system booted up cleanly
       [**systemd-boot-random-seed.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-boot-random-seed.service/8/markdown) — Refresh boot loader random seed at boot
       [**systemd-bsod**(8)](https://www.chedong.com/phpMan.php/man/systemd-bsod/8/markdown) — Displays boot-time emergency log message in full screen.
       [**systemd-bsod.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-bsod.service/8/markdown) — Displays boot-time emergency log message in full screen.
       [**systemd-cat**(1)](https://www.chedong.com/phpMan.php/man/systemd-cat/1/markdown) — Connect a pipeline or program's output with the journal
       [**systemd-cgls**(1)](https://www.chedong.com/phpMan.php/man/systemd-cgls/1/markdown) — Recursively show control group contents
       [**systemd-cgtop**(1)](https://www.chedong.com/phpMan.php/man/systemd-cgtop/1/markdown) — Show top control groups by their resource usage
       [**systemd-confext**(8)](https://www.chedong.com/phpMan.php/man/systemd-confext/8/markdown) — Activates System Extension Images
       [**systemd-confext.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-confext.service/8/markdown) — Activates System Extension Images
       [**systemd-coredump**(8)](https://www.chedong.com/phpMan.php/man/systemd-coredump/8/markdown) — Acquire, save and process core dumps
       [**systemd-coredump.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-coredump.socket/8/markdown) — Acquire, save and process core dumps
       **systemd-coredump@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Acquire, save and process core dumps
       [**systemd-creds**(1)](https://www.chedong.com/phpMan.php/man/systemd-creds/1/markdown) — Lists, shows, encrypts and decrypts service credentials
       [**systemd-cryptenroll**(1)](https://www.chedong.com/phpMan.php/man/systemd-cryptenroll/1/markdown) — Enroll PKCS#11, FIDO2, TPM2 token/devices to LUKS2 encrypted volumes
       [**systemd-cryptsetup**(8)](https://www.chedong.com/phpMan.php/man/systemd-cryptsetup/8/markdown) — Full disk decryption logic
       [**systemd-cryptsetup-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-cryptsetup-generator/8/markdown) — Unit generator for /etc/crypttab
       **systemd-cryptsetup@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Full disk decryption logic
       [**systemd-debug-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-debug-generator/8/markdown) — Generator for enabling a runtime debug shell and masking
       specific units at boot
       [**systemd-delta**(1)](https://www.chedong.com/phpMan.php/man/systemd-delta/1/markdown) — Find overridden configuration files
       [**systemd-detect-virt**(1)](https://www.chedong.com/phpMan.php/man/systemd-detect-virt/1/markdown) — Detect execution in a virtualized environment
       [**systemd-dissect**(1)](https://www.chedong.com/phpMan.php/man/systemd-dissect/1/markdown) — Dissect Discoverable Disk Images (DDIs)
       [**systemd-environment-d-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-environment-d-generator/8/markdown) — Load variables specified by environment.d
       [**systemd-escape**(1)](https://www.chedong.com/phpMan.php/man/systemd-escape/1/markdown) — Escape strings for usage in systemd unit names
       [**systemd-firstboot**(1)](https://www.chedong.com/phpMan.php/man/systemd-firstboot/1/markdown) — Initialize basic system settings on or before the first boot-up of a
       system
       [**systemd-firstboot.service**(1)](https://www.chedong.com/phpMan.php/man/systemd-firstboot.service/1/markdown) — Initialize basic system settings on or before the first
       boot-up of a system
       [**systemd-fsck**(8)](https://www.chedong.com/phpMan.php/man/systemd-fsck/8/markdown) — File system checker logic
       [**systemd-fsck-root.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-fsck-root.service/8/markdown) — File system checker logic
       [**systemd-fsck-usr.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-fsck-usr.service/8/markdown) — File system checker logic
       **systemd-fsck@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — File system checker logic
       [**systemd-fsckd**(8)](https://www.chedong.com/phpMan.php/man/systemd-fsckd/8/markdown) — File system check progress reporting
       [**systemd-fsckd.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-fsckd.service/8/markdown) — File system check progress reporting
       [**systemd-fsckd.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-fsckd.socket/8/markdown) — File system check progress reporting
       [**systemd-fstab-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-fstab-generator/8/markdown) — Unit generator for /etc/fstab
       [**systemd-getty-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-getty-generator/8/markdown) — Generator for enabling getty instances on the console
       [**systemd-gpt-auto-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-gpt-auto-generator/8/markdown) — Generator for automatically discovering and mounting root,
       /home/ , /srv/ , /var/ and /var/tmp/ partitions, as well as discovering and enabling swap
       partitions, based on GPT partition type GUIDs
       [**systemd-growfs**(8)](https://www.chedong.com/phpMan.php/man/systemd-growfs/8/markdown) — Creating and growing file systems on demand
       [**systemd-growfs-root.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-growfs-root.service/8/markdown) — Creating and growing file systems on demand
       **systemd-growfs@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Creating and growing file systems on demand
       [**systemd-halt.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-halt.service/8/markdown) — System shutdown logic
       [**systemd-hibernate-resume**(8)](https://www.chedong.com/phpMan.php/man/systemd-hibernate-resume/8/markdown) — Resume from hibernation
       [**systemd-hibernate-resume-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-hibernate-resume-generator/8/markdown) — Unit generator for resume= kernel parameter
       [**systemd-hibernate-resume.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-hibernate-resume.service/8/markdown) — Resume from hibernation
       [**systemd-hibernate.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-hibernate.service/8/markdown) — System sleep state logic
       [**systemd-homed**(8)](https://www.chedong.com/phpMan.php/man/systemd-homed/8/markdown) — Home Area/User Account Manager
       [**systemd-homed.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-homed.service/8/markdown) — Home Area/User Account Manager
       [**systemd-hostnamed**(8)](https://www.chedong.com/phpMan.php/man/systemd-hostnamed/8/markdown) — Daemon to control system hostname from programs
       [**systemd-hostnamed.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-hostnamed.service/8/markdown) — Daemon to control system hostname from programs
       [**systemd-hwdb**(8)](https://www.chedong.com/phpMan.php/man/systemd-hwdb/8/markdown) — hardware database management tool
       [**systemd-hybrid-sleep.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-hybrid-sleep.service/8/markdown) — System sleep state logic
       [**systemd-id128**(1)](https://www.chedong.com/phpMan.php/man/systemd-id128/1/markdown) — Generate and print sd-128 identifiers
       [**systemd-importd**(8)](https://www.chedong.com/phpMan.php/man/systemd-importd/8/markdown) — VM and container image import and export service
       [**systemd-importd.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-importd.service/8/markdown) — VM and container image import and export service
       [**systemd-inhibit**(1)](https://www.chedong.com/phpMan.php/man/systemd-inhibit/1/markdown) — Execute a program with an inhibition lock taken
       [**systemd-initctl**(8)](https://www.chedong.com/phpMan.php/man/systemd-initctl/8/markdown) — /dev/initctl compatibility
       [**systemd-initctl.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-initctl.service/8/markdown) — /dev/initctl compatibility
       [**systemd-initctl.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-initctl.socket/8/markdown) — /dev/initctl compatibility
       [**systemd-integritysetup**(8)](https://www.chedong.com/phpMan.php/man/systemd-integritysetup/8/markdown) — Disk integrity protection logic
       [**systemd-integritysetup-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-integritysetup-generator/8/markdown) — Unit generator for integrity protected block devices
       **systemd-integritysetup@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Disk integrity protection logic
       [**systemd-journal-gatewayd**(8)](https://www.chedong.com/phpMan.php/man/systemd-journal-gatewayd/8/markdown) — HTTP server for journal events
       [**systemd-journal-gatewayd.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-journal-gatewayd.service/8/markdown) — HTTP server for journal events
       [**systemd-journal-gatewayd.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-journal-gatewayd.socket/8/markdown) — HTTP server for journal events
       [**systemd-journal-remote**(8)](https://www.chedong.com/phpMan.php/man/systemd-journal-remote/8/markdown) — Receive journal messages over the network
       [**systemd-journal-remote.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-journal-remote.service/8/markdown) — Receive journal messages over the network
       [**systemd-journal-remote.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-journal-remote.socket/8/markdown) — Receive journal messages over the network
       [**systemd-journal-upload**(8)](https://www.chedong.com/phpMan.php/man/systemd-journal-upload/8/markdown) — Send journal messages over the network
       [**systemd-journal-upload.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-journal-upload.service/8/markdown) — Send journal messages over the network
       [**systemd-journald**(8)](https://www.chedong.com/phpMan.php/man/systemd-journald/8/markdown) — Journal service
       [**systemd-journald-audit.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-journald-audit.socket/8/markdown) — Journal service
       [**systemd-journald-dev-log.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-journald-dev-log.socket/8/markdown) — Journal service
       **systemd-journald-varlink@[.socket**(8)](https://www.chedong.com/phpMan.php/man/.socket/8/markdown) — Journal service
       [**systemd-journald.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-journald.service/8/markdown) — Journal service
       [**systemd-journald.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-journald.socket/8/markdown) — Journal service
       **systemd-journald@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Journal service
       **systemd-journald@[.socket**(8)](https://www.chedong.com/phpMan.php/man/.socket/8/markdown) — Journal service
       [**systemd-kexec.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-kexec.service/8/markdown) — System shutdown logic
       [**systemd-localed**(8)](https://www.chedong.com/phpMan.php/man/systemd-localed/8/markdown) — Locale bus mechanism
       [**systemd-localed.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-localed.service/8/markdown) — Locale bus mechanism
       [**systemd-logind**(8)](https://www.chedong.com/phpMan.php/man/systemd-logind/8/markdown) — Login manager
       [**systemd-logind.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-logind.service/8/markdown) — Login manager
       [**systemd-machine-id-commit.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-machine-id-commit.service/8/markdown) — Commit a transient machine ID to disk
       [**systemd-machine-id-setup**(1)](https://www.chedong.com/phpMan.php/man/systemd-machine-id-setup/1/markdown) — Initialize the machine ID in /etc/machine-id
       [**systemd-machined**(8)](https://www.chedong.com/phpMan.php/man/systemd-machined/8/markdown) — Virtual machine and container registration manager
       [**systemd-machined.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-machined.service/8/markdown) — Virtual machine and container registration manager
       [**systemd-makefs**(8)](https://www.chedong.com/phpMan.php/man/systemd-makefs/8/markdown) — Creating and growing file systems on demand
       **systemd-makefs@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Creating and growing file systems on demand
       [**systemd-measure**(1)](https://www.chedong.com/phpMan.php/man/systemd-measure/1/markdown) — Pre-calculate and sign expected TPM2 PCR values for booted unified
       kernel images
       **systemd-mkswap@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Creating and growing file systems on demand
       [**systemd-modules-load**(8)](https://www.chedong.com/phpMan.php/man/systemd-modules-load/8/markdown) — Load kernel modules at boot
       [**systemd-modules-load.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-modules-load.service/8/markdown) — Load kernel modules at boot
       [**systemd-mount**(1)](https://www.chedong.com/phpMan.php/man/systemd-mount/1/markdown) — Establish and destroy transient mount or auto-mount points
       [**systemd-network-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-network-generator/8/markdown) — Generate network configuration from the kernel command line
       [**systemd-network-generator.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-network-generator.service/8/markdown) — Generate network configuration from the kernel command
       line
       [**systemd-networkd**(8)](https://www.chedong.com/phpMan.php/man/systemd-networkd/8/markdown) — Network manager
       [**systemd-networkd-wait-online**(8)](https://www.chedong.com/phpMan.php/man/systemd-networkd-wait-online/8/markdown) — Wait for network to come online
       [**systemd-networkd-wait-online.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-networkd-wait-online.service/8/markdown) — Wait for network to come online
       **systemd-networkd-wait-online@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Wait for network to come online
       [**systemd-networkd.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-networkd.service/8/markdown) — Network manager
       [**systemd-notify**(1)](https://www.chedong.com/phpMan.php/man/systemd-notify/1/markdown) — Notify service manager about start-up completion and other daemon status
       changes
       [**systemd-nspawn**(1)](https://www.chedong.com/phpMan.php/man/systemd-nspawn/1/markdown) — Spawn a command or OS in a light-weight container
       [**systemd-oomd**(8)](https://www.chedong.com/phpMan.php/man/systemd-oomd/8/markdown) — A userspace out-of-memory (OOM) killer
       [**systemd-oomd.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-oomd.service/8/markdown) — A userspace out-of-memory (OOM) killer
       [**systemd-path**(1)](https://www.chedong.com/phpMan.php/man/systemd-path/1/markdown) — List and query system and user paths
       [**systemd-pcrextend**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrextend/8/markdown) — Measure boot phase into TPM2 PCR 11, machine ID and file system
       identity into PCR 15
       [**systemd-pcrfs-root.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrfs-root.service/8/markdown) — Measure boot phase into TPM2 PCR 11, machine ID and file
       system identity into PCR 15
       **systemd-pcrfs@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Measure boot phase into TPM2 PCR 11, machine ID and file system
       identity into PCR 15
       [**systemd-pcrlock**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrlock/8/markdown) — Analyze and predict TPM2 PCR states and generate an access policy from
       the prediction
       [**systemd-pcrlock-file-system.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrlock-file-system.service/8/markdown) — Analyze and predict TPM2 PCR states and generate an
       access policy from the prediction
       [**systemd-pcrlock-firmware-code.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrlock-firmware-code.service/8/markdown) — Analyze and predict TPM2 PCR states and generate
       an access policy from the prediction
       [**systemd-pcrlock-firmware-config.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrlock-firmware-config.service/8/markdown) — Analyze and predict TPM2 PCR states and generate
       an access policy from the prediction
       [**systemd-pcrlock-machine-id.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrlock-machine-id.service/8/markdown) — Analyze and predict TPM2 PCR states and generate an
       access policy from the prediction
       [**systemd-pcrlock-make-policy.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrlock-make-policy.service/8/markdown) — Analyze and predict TPM2 PCR states and generate an
       access policy from the prediction
       [**systemd-pcrlock-secureboot-authority.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrlock-secureboot-authority.service/8/markdown) — Analyze and predict TPM2 PCR states and
       generate an access policy from the prediction
       [**systemd-pcrlock-secureboot-policy.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrlock-secureboot-policy.service/8/markdown) — Analyze and predict TPM2 PCR states and
       generate an access policy from the prediction
       [**systemd-pcrmachine.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrmachine.service/8/markdown) — Measure boot phase into TPM2 PCR 11, machine ID and file
       system identity into PCR 15
       [**systemd-pcrphase-initrd.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrphase-initrd.service/8/markdown) — Measure boot phase into TPM2 PCR 11, machine ID and file
       system identity into PCR 15
       [**systemd-pcrphase-sysinit.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrphase-sysinit.service/8/markdown) — Measure boot phase into TPM2 PCR 11, machine ID and
       file system identity into PCR 15
       [**systemd-pcrphase.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pcrphase.service/8/markdown) — Measure boot phase into TPM2 PCR 11, machine ID and file system
       identity into PCR 15
       [**systemd-portabled**(8)](https://www.chedong.com/phpMan.php/man/systemd-portabled/8/markdown) — Portable service manager
       [**systemd-portabled.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-portabled.service/8/markdown) — Portable service manager
       [**systemd-poweroff.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-poweroff.service/8/markdown) — System shutdown logic
       [**systemd-pstore**(8)](https://www.chedong.com/phpMan.php/man/systemd-pstore/8/markdown) — A service to archive contents of pstore
       [**systemd-pstore.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-pstore.service/8/markdown) — A service to archive contents of pstore
       [**systemd-quotacheck**(8)](https://www.chedong.com/phpMan.php/man/systemd-quotacheck/8/markdown) — File system quota checker logic
       [**systemd-quotacheck.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-quotacheck.service/8/markdown) — File system quota checker logic
       [**systemd-random-seed**(8)](https://www.chedong.com/phpMan.php/man/systemd-random-seed/8/markdown) — Load and save the OS system random seed at boot and shutdown
       [**systemd-random-seed.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-random-seed.service/8/markdown) — Load and save the OS system random seed at boot and shutdown
       [**systemd-rc-local-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-rc-local-generator/8/markdown) — Compatibility generator and service to start /etc/rc.local
       during boot
       [**systemd-reboot.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-reboot.service/8/markdown) — System shutdown logic
       [**systemd-remount-fs**(8)](https://www.chedong.com/phpMan.php/man/systemd-remount-fs/8/markdown) — Remount root and kernel file systems
       [**systemd-remount-fs.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-remount-fs.service/8/markdown) — Remount root and kernel file systems
       [**systemd-repart**(8)](https://www.chedong.com/phpMan.php/man/systemd-repart/8/markdown) — Automatically grow and add partitions
       [**systemd-repart.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-repart.service/8/markdown) — Automatically grow and add partitions
       [**systemd-resolved**(8)](https://www.chedong.com/phpMan.php/man/systemd-resolved/8/markdown) — Network Name Resolution manager
       [**systemd-resolved.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-resolved.service/8/markdown) — Network Name Resolution manager
       [**systemd-rfkill**(8)](https://www.chedong.com/phpMan.php/man/systemd-rfkill/8/markdown) — Load and save the RF kill switch state at boot and change
       [**systemd-rfkill.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-rfkill.service/8/markdown) — Load and save the RF kill switch state at boot and change
       [**systemd-rfkill.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-rfkill.socket/8/markdown) — Load and save the RF kill switch state at boot and change
       [**systemd-run**(1)](https://www.chedong.com/phpMan.php/man/systemd-run/1/markdown) — Run programs in transient scope units, service units, or path-, socket-, or
       timer-triggered service units
       [**systemd-run-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-run-generator/8/markdown) — Generator for invoking commands specified on the kernel command
       line as system service
       [**systemd-shutdown**(8)](https://www.chedong.com/phpMan.php/man/systemd-shutdown/8/markdown) — System shutdown logic
       [**systemd-sleep**(8)](https://www.chedong.com/phpMan.php/man/systemd-sleep/8/markdown) — System sleep state logic
       [**systemd-sleep.conf**(5)](https://www.chedong.com/phpMan.php/man/systemd-sleep.conf/5/markdown) — Suspend and hibernation configuration file
       [**systemd-socket-activate**(1)](https://www.chedong.com/phpMan.php/man/systemd-socket-activate/1/markdown) — Test socket activation of daemons
       [**systemd-socket-proxyd**(8)](https://www.chedong.com/phpMan.php/man/systemd-socket-proxyd/8/markdown) — Bidirectionally proxy local sockets to another (possibly remote)
       socket
       [**systemd-soft-reboot.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-soft-reboot.service/8/markdown) — Userspace reboot operation
       [**systemd-stdio-bridge**(1)](https://www.chedong.com/phpMan.php/man/systemd-stdio-bridge/1/markdown) — D-Bus proxy
       [**systemd-storagetm**(8)](https://www.chedong.com/phpMan.php/man/systemd-storagetm/8/markdown) — Exposes all local block devices as NVMe-TCP mass storage devices
       [**systemd-storagetm.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-storagetm.service/8/markdown) — Exposes all local block devices as NVMe-TCP mass storage
       devices
       [**systemd-stub**(7)](https://www.chedong.com/phpMan.php/man/systemd-stub/7/markdown) — A simple UEFI kernel boot stub
       [**systemd-suspend-then-hibernate.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-suspend-then-hibernate.service/8/markdown) — System sleep state logic
       [**systemd-suspend.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-suspend.service/8/markdown) — System sleep state logic
       [**systemd-sysctl**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysctl/8/markdown) — Configure kernel parameters at boot
       [**systemd-sysctl.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysctl.service/8/markdown) — Configure kernel parameters at boot
       [**systemd-sysext**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysext/8/markdown) — Activates System Extension Images
       [**systemd-sysext.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysext.service/8/markdown) — Activates System Extension Images
       [**systemd-system-update-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-system-update-generator/8/markdown) — Generator for redirecting boot to offline update mode
       [**systemd-system.conf**(5)](https://www.chedong.com/phpMan.php/man/systemd-system.conf/5/markdown) — System and session service manager configuration files
       [**systemd-sysupdate**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysupdate/8/markdown) — Automatically Update OS or Other Resources
       [**systemd-sysupdate-reboot.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysupdate-reboot.service/8/markdown) — Automatically Update OS or Other Resources
       [**systemd-sysupdate-reboot.timer**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysupdate-reboot.timer/8/markdown) — Automatically Update OS or Other Resources
       [**systemd-sysupdate.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysupdate.service/8/markdown) — Automatically Update OS or Other Resources
       [**systemd-sysupdate.timer**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysupdate.timer/8/markdown) — Automatically Update OS or Other Resources
       [**systemd-sysusers**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysusers/8/markdown) — Allocate system users and groups
       [**systemd-sysusers.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysusers.service/8/markdown) — Allocate system users and groups
       [**systemd-sysv-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-sysv-generator/8/markdown) — Unit generator for SysV init scripts
       [**systemd-time-wait-sync**(8)](https://www.chedong.com/phpMan.php/man/systemd-time-wait-sync/8/markdown) — Wait until kernel time is synchronized
       [**systemd-time-wait-sync.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-time-wait-sync.service/8/markdown) — Wait until kernel time is synchronized
       [**systemd-timedated**(8)](https://www.chedong.com/phpMan.php/man/systemd-timedated/8/markdown) — Time and date bus mechanism
       [**systemd-timedated.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-timedated.service/8/markdown) — Time and date bus mechanism
       [**systemd-timesyncd**(8)](https://www.chedong.com/phpMan.php/man/systemd-timesyncd/8/markdown) — Network Time Synchronization
       [**systemd-timesyncd.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-timesyncd.service/8/markdown) — Network Time Synchronization
       [**systemd-tmpfiles**(8)](https://www.chedong.com/phpMan.php/man/systemd-tmpfiles/8/markdown) — Creates, deletes and cleans up volatile and temporary files and
       directories
       [**systemd-tmpfiles-clean.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-tmpfiles-clean.service/8/markdown) — Creates, deletes and cleans up volatile and temporary
       files and directories
       [**systemd-tmpfiles-clean.timer**(8)](https://www.chedong.com/phpMan.php/man/systemd-tmpfiles-clean.timer/8/markdown) — Creates, deletes and cleans up volatile and temporary files
       and directories
       [**systemd-tmpfiles-setup-dev-early.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-tmpfiles-setup-dev-early.service/8/markdown) — Creates, deletes and cleans up volatile and
       temporary files and directories
       [**systemd-tmpfiles-setup-dev.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-tmpfiles-setup-dev.service/8/markdown) — Creates, deletes and cleans up volatile and temporary
       files and directories
       [**systemd-tmpfiles-setup.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-tmpfiles-setup.service/8/markdown) — Creates, deletes and cleans up volatile and temporary
       files and directories
       [**systemd-tpm2-setup**(8)](https://www.chedong.com/phpMan.php/man/systemd-tpm2-setup/8/markdown) — Set up the TPM2 Storage Root Key (SRK) at boot
       [**systemd-tpm2-setup-early.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-tpm2-setup-early.service/8/markdown) — Set up the TPM2 Storage Root Key (SRK) at boot
       [**systemd-tpm2-setup.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-tpm2-setup.service/8/markdown) — Set up the TPM2 Storage Root Key (SRK) at boot
       [**systemd-tty-ask-password-agent**(1)](https://www.chedong.com/phpMan.php/man/systemd-tty-ask-password-agent/1/markdown) — List or process pending systemd password requests
       [**systemd-udev-settle.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-udev-settle.service/8/markdown) — Wait for all pending udev events to be handled
       [**systemd-udevd**(8)](https://www.chedong.com/phpMan.php/man/systemd-udevd/8/markdown) — Device event managing daemon
       [**systemd-udevd-control.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-udevd-control.socket/8/markdown) — Device event managing daemon
       [**systemd-udevd-kernel.socket**(8)](https://www.chedong.com/phpMan.php/man/systemd-udevd-kernel.socket/8/markdown) — Device event managing daemon
       [**systemd-udevd.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-udevd.service/8/markdown) — Device event managing daemon
       [**systemd-umount**(1)](https://www.chedong.com/phpMan.php/man/systemd-umount/1/markdown) — Establish and destroy transient mount or auto-mount points
       [**systemd-update-done**(8)](https://www.chedong.com/phpMan.php/man/systemd-update-done/8/markdown) — Mark /etc/ and /var/ fully updated
       [**systemd-update-done.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-update-done.service/8/markdown) — Mark /etc/ and /var/ fully updated
       [**systemd-update-utmp**(8)](https://www.chedong.com/phpMan.php/man/systemd-update-utmp/8/markdown) — Write audit and utmp updates at bootup, runlevel changes and
       shutdown
       [**systemd-update-utmp-runlevel.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-update-utmp-runlevel.service/8/markdown) — Write audit and utmp updates at bootup, runlevel
       changes and shutdown
       [**systemd-update-utmp.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-update-utmp.service/8/markdown) — Write audit and utmp updates at bootup, runlevel changes and
       shutdown
       [**systemd-user-runtime-dir**(5)](https://www.chedong.com/phpMan.php/man/systemd-user-runtime-dir/5/markdown) — System units to start the user manager
       [**systemd-user-sessions**(8)](https://www.chedong.com/phpMan.php/man/systemd-user-sessions/8/markdown) — Permit user logins after boot, prohibit user logins at shutdown
       [**systemd-user-sessions.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-user-sessions.service/8/markdown) — Permit user logins after boot, prohibit user logins at
       shutdown
       [**systemd-user.conf**(5)](https://www.chedong.com/phpMan.php/man/systemd-user.conf/5/markdown) — System and session service manager configuration files
       [**systemd-userdbd**(8)](https://www.chedong.com/phpMan.php/man/systemd-userdbd/8/markdown) — JSON User/Group Record Query Multiplexer/NSS Compatibility
       [**systemd-userdbd.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-userdbd.service/8/markdown) — JSON User/Group Record Query Multiplexer/NSS Compatibility
       [**systemd-veritysetup**(8)](https://www.chedong.com/phpMan.php/man/systemd-veritysetup/8/markdown) — Disk verity protection logic
       [**systemd-veritysetup-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-veritysetup-generator/8/markdown) — Unit generator for verity protected block devices
       **systemd-veritysetup@[.service**(8)](https://www.chedong.com/phpMan.php/man/.service/8/markdown) — Disk verity protection logic
       [**systemd-volatile-root**(8)](https://www.chedong.com/phpMan.php/man/systemd-volatile-root/8/markdown) — Make the root file system volatile
       [**systemd-volatile-root.service**(8)](https://www.chedong.com/phpMan.php/man/systemd-volatile-root.service/8/markdown) — Make the root file system volatile
       [**systemd-xdg-autostart-generator**(8)](https://www.chedong.com/phpMan.php/man/systemd-xdg-autostart-generator/8/markdown) — User unit generator for XDG autostart files
       [**systemd.automount**(5)](https://www.chedong.com/phpMan.php/man/systemd.automount/5/markdown) — Automount unit configuration
       [**systemd.device**(5)](https://www.chedong.com/phpMan.php/man/systemd.device/5/markdown) — Device unit configuration
       [**systemd.directives**(7)](https://www.chedong.com/phpMan.php/man/systemd.directives/7/markdown) — Index of configuration directives
       [**systemd.dnssd**(5)](https://www.chedong.com/phpMan.php/man/systemd.dnssd/5/markdown) — DNS-SD configuration
       [**systemd.environment-generator**(7)](https://www.chedong.com/phpMan.php/man/systemd.environment-generator/7/markdown) — systemd environment file generators
       [**systemd.exec**(5)](https://www.chedong.com/phpMan.php/man/systemd.exec/5/markdown) — Execution environment configuration
       [**systemd.generator**(7)](https://www.chedong.com/phpMan.php/man/systemd.generator/7/markdown) — systemd unit generators
       [**systemd.image-policy**(7)](https://www.chedong.com/phpMan.php/man/systemd.image-policy/7/markdown) — Disk Image Dissection Policy
       [**systemd.journal-fields**(7)](https://www.chedong.com/phpMan.php/man/systemd.journal-fields/7/markdown) — Special journal fields
       [**systemd.kill**(5)](https://www.chedong.com/phpMan.php/man/systemd.kill/5/markdown) — Process killing procedure configuration
       [**systemd.link**(5)](https://www.chedong.com/phpMan.php/man/systemd.link/5/markdown) — Network device configuration
       [**systemd.mount**(5)](https://www.chedong.com/phpMan.php/man/systemd.mount/5/markdown) — Mount unit configuration
       [**systemd.negative**(5)](https://www.chedong.com/phpMan.php/man/systemd.negative/5/markdown) — DNSSEC trust anchor configuration files
       [**systemd.net-naming-scheme**(7)](https://www.chedong.com/phpMan.php/man/systemd.net-naming-scheme/7/markdown) — Network device naming schemes
       [**systemd.netdev**(5)](https://www.chedong.com/phpMan.php/man/systemd.netdev/5/markdown) — Virtual Network Device configuration
       [**systemd.network**(5)](https://www.chedong.com/phpMan.php/man/systemd.network/5/markdown) — Network configuration
       [**systemd.nspawn**(5)](https://www.chedong.com/phpMan.php/man/systemd.nspawn/5/markdown) — Container settings
       [**systemd.offline-updates**(7)](https://www.chedong.com/phpMan.php/man/systemd.offline-updates/7/markdown) — Implementation of offline updates in systemd
       [**systemd.path**(5)](https://www.chedong.com/phpMan.php/man/systemd.path/5/markdown) — Path unit configuration
       [**systemd.pcrlock**(5)](https://www.chedong.com/phpMan.php/man/systemd.pcrlock/5/markdown) — PCR measurement prediction files
       [**systemd.pcrlock.d**(5)](https://www.chedong.com/phpMan.php/man/systemd.pcrlock.d/5/markdown) — PCR measurement prediction files
       [**systemd.positive**(5)](https://www.chedong.com/phpMan.php/man/systemd.positive/5/markdown) — DNSSEC trust anchor configuration files
       [**systemd.preset**(5)](https://www.chedong.com/phpMan.php/man/systemd.preset/5/markdown) — Service enablement presets
       [**systemd.resource-control**(5)](https://www.chedong.com/phpMan.php/man/systemd.resource-control/5/markdown) — Resource control unit settings
       [**systemd.scope**(5)](https://www.chedong.com/phpMan.php/man/systemd.scope/5/markdown) — Scope unit configuration
       [**systemd.service**(5)](https://www.chedong.com/phpMan.php/man/systemd.service/5/markdown) — Service unit configuration
       [**systemd.slice**(5)](https://www.chedong.com/phpMan.php/man/systemd.slice/5/markdown) — Slice unit configuration
       [**systemd.socket**(5)](https://www.chedong.com/phpMan.php/man/systemd.socket/5/markdown) — Socket unit configuration
       [**systemd.special**(7)](https://www.chedong.com/phpMan.php/man/systemd.special/7/markdown) — Special systemd units
       [**systemd.swap**(5)](https://www.chedong.com/phpMan.php/man/systemd.swap/5/markdown) — Swap unit configuration
       [**systemd.syntax**(7)](https://www.chedong.com/phpMan.php/man/systemd.syntax/7/markdown) — General syntax of systemd configuration files
       [**systemd.system-credentials**(7)](https://www.chedong.com/phpMan.php/man/systemd.system-credentials/7/markdown) — System Credentials
       [**systemd.target**(5)](https://www.chedong.com/phpMan.php/man/systemd.target/5/markdown) — Target unit configuration
       [**systemd.time**(7)](https://www.chedong.com/phpMan.php/man/systemd.time/7/markdown) — Time and date specifications
       [**systemd.timer**(5)](https://www.chedong.com/phpMan.php/man/systemd.timer/5/markdown) — Timer unit configuration
       [**systemd.unit**(5)](https://www.chedong.com/phpMan.php/man/systemd.unit/5/markdown) — Unit configuration
       [**sysupdate.d**(5)](https://www.chedong.com/phpMan.php/man/sysupdate.d/5/markdown) — Transfer Definition Files for Automatic Updates
       [**sysusers.d**(5)](https://www.chedong.com/phpMan.php/man/sysusers.d/5/markdown) — Declarative allocation of system users and groups


**T**
       [**telinit**(8)](https://www.chedong.com/phpMan.php/man/telinit/8/markdown) — Change SysV runlevel
       [**timedatectl**(1)](https://www.chedong.com/phpMan.php/man/timedatectl/1/markdown) — Control the system time and date
       [**timesyncd.conf**(5)](https://www.chedong.com/phpMan.php/man/timesyncd.conf/5/markdown) — Network Time Synchronization configuration files
       [**timesyncd.conf.d**(5)](https://www.chedong.com/phpMan.php/man/timesyncd.conf.d/5/markdown) — Network Time Synchronization configuration files
       [**tmpfiles.d**(5)](https://www.chedong.com/phpMan.php/man/tmpfiles.d/5/markdown) — Configuration for creation, deletion and cleaning of volatile and temporary
       files


**U**
       [**udev**(7)](https://www.chedong.com/phpMan.php/man/udev/7/markdown) — Dynamic device management
       [**udev.conf**(5)](https://www.chedong.com/phpMan.php/man/udev.conf/5/markdown) — Configuration for device event managing daemon
       [**udev_device_get_action**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetaction/3/markdown) — Query device properties
       [**udev_device_get_current_tags_list_entry**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetcurrenttagslistentry/3/markdown) — Retrieve or set device attributes
       [**udev_device_get_devlinks_list_entry**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetdevlinkslistentry/3/markdown) — Retrieve or set device attributes
       [**udev_device_get_devnode**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetdevnode/3/markdown) — Query device properties
       [**udev_device_get_devnum**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetdevnum/3/markdown) — Query device properties
       [**udev_device_get_devpath**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetdevpath/3/markdown) — Query device properties
       [**udev_device_get_devtype**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetdevtype/3/markdown) — Query device properties
       [**udev_device_get_driver**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetdriver/3/markdown) — Query device properties
       [**udev_device_get_is_initialized**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetisinitialized/3/markdown) — Query device properties
       [**udev_device_get_parent**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetparent/3/markdown) — Query device properties
       [**udev_device_get_parent_with_subsystem_devtype**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetparentwithsubsystemdevtype/3/markdown) — Query device properties
       [**udev_device_get_properties_list_entry**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetpropertieslistentry/3/markdown) — Retrieve or set device attributes
       [**udev_device_get_property_value**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetpropertyvalue/3/markdown) — Retrieve or set device attributes
       [**udev_device_get_subsystem**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetsubsystem/3/markdown) — Query device properties
       [**udev_device_get_sysattr_list_entry**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetsysattrlistentry/3/markdown) — Retrieve or set device attributes
       [**udev_device_get_sysattr_value**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetsysattrvalue/3/markdown) — Retrieve or set device attributes
       [**udev_device_get_sysname**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetsysname/3/markdown) — Query device properties
       [**udev_device_get_sysnum**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetsysnum/3/markdown) — Query device properties
       [**udev_device_get_syspath**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetsyspath/3/markdown) — Query device properties
       [**udev_device_get_tags_list_entry**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegettagslistentry/3/markdown) — Retrieve or set device attributes
       [**udev_device_get_udev**(3)](https://www.chedong.com/phpMan.php/man/udevdevicegetudev/3/markdown) — Query device properties
       [**udev_device_has_current_tag**(3)](https://www.chedong.com/phpMan.php/man/udevdevicehascurrenttag/3/markdown) — Retrieve or set device attributes
       [**udev_device_has_tag**(3)](https://www.chedong.com/phpMan.php/man/udevdevicehastag/3/markdown) — Retrieve or set device attributes
       [**udev_device_new_from_device_id**(3)](https://www.chedong.com/phpMan.php/man/udevdevicenewfromdeviceid/3/markdown) — Create, acquire and release a udev device object
       [**udev_device_new_from_devnum**(3)](https://www.chedong.com/phpMan.php/man/udevdevicenewfromdevnum/3/markdown) — Create, acquire and release a udev device object
       [**udev_device_new_from_environment**(3)](https://www.chedong.com/phpMan.php/man/udevdevicenewfromenvironment/3/markdown) — Create, acquire and release a udev device object
       [**udev_device_new_from_subsystem_sysname**(3)](https://www.chedong.com/phpMan.php/man/udevdevicenewfromsubsystemsysname/3/markdown) — Create, acquire and release a udev device object
       [**udev_device_new_from_syspath**(3)](https://www.chedong.com/phpMan.php/man/udevdevicenewfromsyspath/3/markdown) — Create, acquire and release a udev device object
       [**udev_device_ref**(3)](https://www.chedong.com/phpMan.php/man/udevdeviceref/3/markdown) — Create, acquire and release a udev device object
       [**udev_device_set_sysattr_value**(3)](https://www.chedong.com/phpMan.php/man/udevdevicesetsysattrvalue/3/markdown) — Retrieve or set device attributes
       [**udev_device_unref**(3)](https://www.chedong.com/phpMan.php/man/udevdeviceunref/3/markdown) — Create, acquire and release a udev device object
       [**udev_enumerate_add_match_is_initialized**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateaddmatchisinitialized/3/markdown) — Modify filters
       [**udev_enumerate_add_match_parent**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateaddmatchparent/3/markdown) — Modify filters
       [**udev_enumerate_add_match_property**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateaddmatchproperty/3/markdown) — Modify filters
       [**udev_enumerate_add_match_subsystem**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateaddmatchsubsystem/3/markdown) — Modify filters
       [**udev_enumerate_add_match_sysattr**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateaddmatchsysattr/3/markdown) — Modify filters
       [**udev_enumerate_add_match_sysname**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateaddmatchsysname/3/markdown) — Modify filters
       [**udev_enumerate_add_match_tag**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateaddmatchtag/3/markdown) — Modify filters
       [**udev_enumerate_add_nomatch_subsystem**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateaddnomatchsubsystem/3/markdown) — Modify filters
       [**udev_enumerate_add_nomatch_sysattr**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateaddnomatchsysattr/3/markdown) — Modify filters
       [**udev_enumerate_add_syspath**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateaddsyspath/3/markdown) — Query or modify a udev enumerate object
       [**udev_enumerate_get_list_entry**(3)](https://www.chedong.com/phpMan.php/man/udevenumerategetlistentry/3/markdown) — Query or modify a udev enumerate object
       [**udev_enumerate_get_udev**(3)](https://www.chedong.com/phpMan.php/man/udevenumerategetudev/3/markdown) — Query or modify a udev enumerate object
       [**udev_enumerate_new**(3)](https://www.chedong.com/phpMan.php/man/udevenumeratenew/3/markdown) — Create, acquire and release a udev enumerate object
       [**udev_enumerate_ref**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateref/3/markdown) — Create, acquire and release a udev enumerate object
       [**udev_enumerate_scan_devices**(3)](https://www.chedong.com/phpMan.php/man/udevenumeratescandevices/3/markdown) — Query or modify a udev enumerate object
       [**udev_enumerate_scan_subsystems**(3)](https://www.chedong.com/phpMan.php/man/udevenumeratescansubsystems/3/markdown) — Query or modify a udev enumerate object
       [**udev_enumerate_unref**(3)](https://www.chedong.com/phpMan.php/man/udevenumerateunref/3/markdown) — Create, acquire and release a udev enumerate object
       [**udev_list_entry**(3)](https://www.chedong.com/phpMan.php/man/udevlistentry/3/markdown) — Iterate and access udev lists
       [**udev_list_entry_get_by_name**(3)](https://www.chedong.com/phpMan.php/man/udevlistentrygetbyname/3/markdown) — Iterate and access udev lists
       [**udev_list_entry_get_name**(3)](https://www.chedong.com/phpMan.php/man/udevlistentrygetname/3/markdown) — Iterate and access udev lists
       [**udev_list_entry_get_next**(3)](https://www.chedong.com/phpMan.php/man/udevlistentrygetnext/3/markdown) — Iterate and access udev lists
       [**udev_list_entry_get_value**(3)](https://www.chedong.com/phpMan.php/man/udevlistentrygetvalue/3/markdown) — Iterate and access udev lists
       [**udev_monitor_enable_receiving**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorenablereceiving/3/markdown) — Query and modify device monitor
       [**udev_monitor_filter_add_match_subsystem_devtype**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorfilteraddmatchsubsystemdevtype/3/markdown) — Modify filters
       [**udev_monitor_filter_add_match_tag**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorfilteraddmatchtag/3/markdown) — Modify filters
       [**udev_monitor_filter_remove**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorfilterremove/3/markdown) — Modify filters
       [**udev_monitor_filter_update**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorfilterupdate/3/markdown) — Modify filters
       [**udev_monitor_get_fd**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorgetfd/3/markdown) — Query and modify device monitor
       [**udev_monitor_get_udev**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorgetudev/3/markdown) — Query and modify device monitor
       [**udev_monitor_new_from_netlink**(3)](https://www.chedong.com/phpMan.php/man/udevmonitornewfromnetlink/3/markdown) — Create, acquire and release a udev monitor object
       [**udev_monitor_receive_device**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorreceivedevice/3/markdown) — Query and modify device monitor
       [**udev_monitor_ref**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorref/3/markdown) — Create, acquire and release a udev monitor object
       [**udev_monitor_set_receive_buffer_size**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorsetreceivebuffersize/3/markdown) — Query and modify device monitor
       [**udev_monitor_unref**(3)](https://www.chedong.com/phpMan.php/man/udevmonitorunref/3/markdown) — Create, acquire and release a udev monitor object
       [**udev_new**(3)](https://www.chedong.com/phpMan.php/man/udevnew/3/markdown) — Create, acquire and release a udev context object
       [**udev_ref**(3)](https://www.chedong.com/phpMan.php/man/udevref/3/markdown) — Create, acquire and release a udev context object
       [**udev_unref**(3)](https://www.chedong.com/phpMan.php/man/udevunref/3/markdown) — Create, acquire and release a udev context object
       [**udevadm**(8)](https://www.chedong.com/phpMan.php/man/udevadm/8/markdown) — udev management tool
       [**ukify**(1)](https://www.chedong.com/phpMan.php/man/ukify/1/markdown) — Combine components into a signed Unified Kernel Image for UEFI systems
       **user-runtime-dir@[.service**(5)](https://www.chedong.com/phpMan.php/man/.service/5/markdown) — System units to start the user manager
       [**user.conf.d**(5)](https://www.chedong.com/phpMan.php/man/user.conf.d/5/markdown) — System and session service manager configuration files
       **user@[.service**(5)](https://www.chedong.com/phpMan.php/man/.service/5/markdown) — System units to start the user manager
       [**userdbctl**(1)](https://www.chedong.com/phpMan.php/man/userdbctl/1/markdown) — Inspect users, groups and group memberships


**V**
       [**varlinkctl**(1)](https://www.chedong.com/phpMan.php/man/varlinkctl/1/markdown) — Introspect with and invoke Varlink services
       [**veritytab**(5)](https://www.chedong.com/phpMan.php/man/veritytab/5/markdown) — Configuration for verity block devices


## SEE ALSO
       [**systemd.directives**(7)](https://www.chedong.com/phpMan.php/man/systemd.directives/7/markdown)

       This index contains 1156 entries, referring to 395 individual manual pages.

systemd 255                                                                         [_SYSTEMD.INDEX_(7)](https://www.chedong.com/phpMan.php/man/SYSTEMD.INDEX/7/markdown)