- Fixed bug #55231 (Unsatisfied symbols __sync_fetch_and_add_4)

Author: felipensp

ext/standard/php_crypt_r.c

@@ -94,7 +94,8 @@ void _crypt_extended_init_r(void)
 	if (!initialized) {
 #ifdef PHP_WIN32
 		InterlockedIncrement(&initialized);
-#elif (defined(__GNUC__) && (__GNUC__ >= 4 && __GNUC_MINOR__ >= 1))
+#elif (defined(__GNUC__) && (__GNUC__ > 4 || \
+    (__GNUC__ == 4 && (__GNUC_MINOR__ > 1 || (__GNUC_MINOR__ == 1 && __GNUC_PATCHLEVEL__ > 1)))))
 		__sync_fetch_and_add(&initialized, 1);
 #elif defined(HAVE_ATOMIC_H) /* Solaris 10 defines atomic API within */
 		membar_producer();