ref: f5bbb69877c377e1ff5e4a8cf1bfb3fc8e39b85a 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; }