ref: ae2ab0d6f1fd60ffee300c5492eb9ee4e2f09111
dir: /sys/src/libthread/iosleep.c/
#include <u.h> #include <libc.h> #include <thread.h> #include "threadimpl.h" static long _iosleep(va_list *arg) { long n; n = va_arg(*arg, long); return sleep(n); } int iosleep(Ioproc *io, long n) { return iocall(io, _iosleep, n); }