getgrnam_r       1075 ext/posix/posix.c 	if (getgrnam_r(name, g, buf, buflen, &g) || g == NULL) {
getgrnam_r        390 ext/standard/filestat.c 		if (getgrnam_r(name, &gr, grbuf, grbuflen, &retgrptr) != 0 || retgrptr == NULL) {