ref: 47f2839fc9fb3a0fa227bc4a8781791cfde48bc6
dir: /sys/src/ape/lib/ap/plan9/setsid.c/
#include "lib.h" #include <unistd.h> #include "sys9.h" pid_t setsid(void) { if(_RFORK(RFNAMEG|RFNOTEG) < 0){ _syserrno(); return -1; } _sessleader = 1; return getpgrp(); }