C1(24) - man - phpman

EVP_MAC-KMAC128 (7ssl) - The KMAC EVP_MAC implementations
Mail::POP3Client (3pm) - Perl 5 module to talk to a POP3 (RFC1939) server
Net::POP3 (3perl)    - Post Office Protocol 3 Client class (RFC1939)
Regexp::Common::URI::RFC1035 (3pm) - - Definitions from RFC1035;
Regexp::Common::URI::RFC1738 (3pm) - - Definitions from RFC1738;
Regexp::Common::URI::RFC1808 (3pm) - - Definitions from RFC1808;