...peername (2) getpgrp (2) getpid (2) getppid (2) getsockname (2) getsockopt (2) getuid (2) htonl (3) Added in POSIX.1-2008 TC2 htons (3) Added in POSIX.1-2008 TC2 kill (2) link (…...der. in_addr should be assigned one of the INADDR_* values (e.g., INADDR_LOOPBACK ) using htonl (3) or set using the inet_aton (3), inet_addr (3), inet_makeaddr (3) library func…