ref: a1fceabd5ba5f54d7a54a8bfa9138230f2372267
dir: /sys/src/ape/lib/net/hangup.c/
#include <stdlib.h> #include <sys/types.h> #include <string.h> #include <fcntl.h> #include <stdio.h> #include <unistd.h> #include <libnet.h> /* * force a connection to hangup */ int hangup(int ctl) { return write(ctl, "hangup", sizeof("hangup")-1) != sizeof("hangup")-1; }