--- src/jv.h.orig	2018-09-18 01:16:54 +0000
+++ src/jv.h	2018-09-18 01:20:17 +0000
@@ -99,6 +99,9 @@
   __attribute__ ((__format__( __printf__, fmt_arg_num, args_num)))
 #define JV_VPRINTF_LIKE(fmt_arg_num) \
   __attribute__ ((__format__( __printf__, fmt_arg_num, 0)))
+#else
+#define JV_PRINTF_LIKE(fmt_arg_num, args_num)
+#define JV_VPRINTF_LIKE(fmt_arg_num)
 #endif