# PAM_MISC_DROP_ENV - liberating a locally saved environment - man(3) - [phpMan]

[_PAM_MISC_DROP_ENV_(3)](https://www.chedong.com/phpMan.php/man/PAMMISCDROPENV/3/markdown)                      Linux-PAM Manual                      [_PAM_MISC_DROP_ENV_(3)](https://www.chedong.com/phpMan.php/man/PAMMISCDROPENV/3/markdown)

## NAME
       pam_misc_drop_env - liberating a locally saved environment

## SYNOPSIS
### #include <security/pam_misc.h>


       **int pam_misc_drop_env(char **_**env_**);**

## DESCRIPTION
       This function is defined to complement the [**pam_getenvlist**(3)](https://www.chedong.com/phpMan.php/man/pamgetenvlist/3/markdown) function. It liberates the
       memory associated with _env_, _overwriting_ with _0_ all memory before **free()**ing it.

## SEE ALSO
       [**pam_getenvlist**(3)](https://www.chedong.com/phpMan.php/man/pamgetenvlist/3/markdown), [**pam**(7)](https://www.chedong.com/phpMan.php/man/pam/7/markdown)

## STANDARDS
       The **pam_misc_drop_env **function is part of the **libpam_misc **Library and not defined in any
       standard.

Linux-PAM                                    05/07/2023                         [_PAM_MISC_DROP_ENV_(3)](https://www.chedong.com/phpMan.php/man/PAMMISCDROPENV/3/markdown)