--- asterisk-11.3.0/main/astobj2.c.orig	2013-05-13 23:27:37.000000000 -0500
+++ asterisk-11.3.0/main/astobj2.c	2013-05-13 23:38:53.000000000 -0500
@@ -518,6 +518,7 @@
 	if (obj == NULL)
 		return -1;
 
+#ifdef REF_DEBUG
 	if (delta != 0) {
 		FILE *refo = fopen(REF_FILE, "a");
 		if (refo) {
@@ -533,6 +534,7 @@
 			fclose(refo);
 		}
 	}
+#endif
 	return internal_ao2_ref(user_data, delta, file, line, func);
 }