diff -Nuar --exclude '*.orig' --exclude '*.rej' dante-1.4.0.orig/include/osdep.h dante-1.4.0/include/osdep.h
--- dante-1.4.0.orig/include/osdep.h	2013-10-27 08:24:41.000000000 -0700
+++ dante-1.4.0/include/osdep.h	2014-01-05 15:06:45.346071952 -0800
@@ -254,9 +254,9 @@
 #endif /* HAVE_DECL_NONNULL */
 
 #if HAVE_DECL_FORMAT
-#define FORMAT(x, y, z) format(x, y, z)
+#define FORMAT(...) format(__VA_ARGS__)
 #else
-#define FORMAT(x, y, z)
+#define FORMAT(...)
 #endif /* HAVE_DECL_FORMAT */
 
 #if HAVE_DECL_BOUNDED