OPENSSL_gmtime_diff
return OPENSSL_gmtime_diff(pday, psec, &tm_from, &tm_to);
if (!OPENSSL_gmtime_diff(&day, &sec, &ttm, &stm))
if (!OPENSSL_gmtime_diff(&day, &sec, &ttm, &stm))
int OPENSSL_gmtime_diff(int *pday, int *psec,
|| !TEST_true(OPENSSL_gmtime_diff(&off_day, &off_sec, &o1, &tm1)))