ref: 72ad2d1ee12056d480b3da6d5c157ab0ba21a937
dir: /sys/src/ape/lib/ap/plan9/sleep.c/
#include "lib.h" #include <unistd.h> #include <time.h> #include "sys9.h" unsigned int sleep(unsigned int secs) { time_t t0, t1; t0 = time(0); if(_SLEEP(secs*1000) < 0){ t1 = time(0); return t1-t0; } return 0; }