allow_free 4592 ext/standard/string.c char *allow_free = NULL; allow_free 4606 ext/standard/string.c allow_free = allow = zend_str_tolower_dup(allow, allow_len); allow_free 4608 ext/standard/string.c allow_free = NULL; allow_free 4854 ext/standard/string.c if (allow_free) { allow_free 4855 ext/standard/string.c efree(allow_free);