ref: 1c30bd451e1813f1cf9f9db4d7c1a4f3f95d1e37 dir: /sys/src/libc/9sys/time.c/
#include <u.h> #include <libc.h> long time(long *tp) { vlong t; t = nsec()/1000000000LL; if(tp != nil) *tp = t; return t; }