ref: 590ba0dfe7a73ab2e47fe333cf700e01d9cda6e9
dir: /lib/c/target/posix/time.c/
#include <time.h> struct timeval { time_t tv_sec; int tv_usec; /* TODO use a arch type */ }; int _gettimeofday(struct timeval * restrict tp, void * restrict tzp); time_t time(time_t *t) { struct timeval tv; if (_gettimeofday(&tv, NULL) == -1) return -1; if (t) *t =tv.tv_sec; return tv.tv_sec; }