[PATCH] dnd: Use %zd in the format string for size_t types

[Damien Lespiau]

From: Damien Lespiau <damien.lespiau at intel.com>

len i size_t, so is the result of the sizeof operator.
---
 clients/dnd.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/clients/dnd.c b/clients/dnd.c
index 4c070ff..bbfde09 100644
--- a/clients/dnd.c
+++ b/clients/dnd.c
@@ -517,7 +517,7 @@ dnd_receive_func(void *data, size_t len, int32_t x, int32_t y, void *user_data)
 	if (len == 0) {
 		return;
 	} else if (len != sizeof *message) {
-		fprintf(stderr, "odd message length %ld, expected %ld\n",
+		fprintf(stderr, "odd message length %zd, expected %zd\n",
 			len, sizeof *message);
 		return;
 	}
-- 
1.7.7.5