1 files changed, 8 insertions, 0 deletions
diff --git a/ext/standard/php_string.h b/ext/standard/php_string.h
index 467e85789e..81d703553d 100644
--- a/ext/standard/php_string.h
+++ b/ext/standard/php_string.h
@@ -82,6 +82,14 @@ PHP_FUNCTION(similar_text);
 PHP_FUNCTION(strip_tags);
 PHP_FUNCTION(str_repeat);
 PHP_FUNCTION(substr_replace);
+PHP_FUNCTION(strnatcmp);
+PHP_FUNCTION(strnatcasecmp);
+
+#define strnatcmp(a, b) \
+	strnatcmp_ex(a, strlen(a), b, strlen(b), 0)
+#define strnatcasecmp(a, b) \
+	strnatcmp_ex(a, strlen(a), b, strlen(b), 1)
+PHPAPI int strnatcmp_ex(char const *a, size_t a_len, char const *b, size_t b_len, int fold_case);
 
 PHPAPI char *php_strtoupper(char *s, size_t len);
 PHPAPI char *php_strtolower(char *s, size_t len);