Fix -Wundef warnings for HAVE_RB_EXT_RACTOR_SAFE

* See [Feature #17752]
ruby · May 6, 2021 · c42f915 · c42f915
1 parent fd74752
commit c42f915
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/ext/cgi/escape/escape.c b/ext/cgi/escape/escape.c
@@ -388,7 +388,7 @@ cgiesc_unescape(int argc, VALUE *argv, VALUE self)
 void
 Init_escape(void)
 {
-#if HAVE_RB_EXT_RACTOR_SAFE
+#ifdef HAVE_RB_EXT_RACTOR_SAFE
     rb_ext_ractor_safe(true);
 #endif