fix: use %zu instead of %u for size_t

Use %zu instead of %u for size_t to remove compilation warning.

Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/src/conntrack.c b/src/conntrack.c
index 7400c1b..cc19b5d 100644
--- a/src/conntrack.c
+++ b/src/conntrack.c
@@ -1309,7 +1309,7 @@ int main(int argc, char *argv[])
 			size_t ret;
 			ret = nfnl_rcvbufsiz(nfct_nfnlh(cth), socketbuffersize);
 			fprintf(stderr, "NOTICE: Netlink socket buffer size "
-					"has been set to %u bytes.\n", ret);
+					"has been set to %zu bytes.\n", ret);
 		}
 		signal(SIGINT, event_sighandler);
 		signal(SIGTERM, event_sighandler);