ref: 106cbc54a185bca1efa644f3aed97a4b3e5e35eb dir: /sys/src/ape/lib/ap/plan9/pause.c/
#include "lib.h" #include <unistd.h> #include "sys9.h" int pause(void) { for(;;) if(_SLEEP(1000*1000) < 0) return -1; }