use PRIu64 instead of llu with 64-bit unsigned integers
diff --git a/ebtables.c b/ebtables.c
index 6de714f..d71a981 100644
--- a/ebtables.c
+++ b/ebtables.c
@@ -322,7 +322,7 @@
 			uint64_t bcnt = hlp->cnt.bcnt;
 
 			if (replace->flags & LIST_X)
-				printf("-c %llu %llu", pcnt, bcnt);
+				printf("-c %"PRIu64" %"PRIu64, pcnt, bcnt);
 			else
 				printf(", pcnt = %"PRIu64" -- bcnt = %"PRIu64, pcnt, bcnt);
 		}