test_netdb: add socket.h include

diff --git a/test/test_netdb.c b/test/test_netdb.c
index ce0c0ddfbbe89d12313d43280d2d36067172644a..af5b6795a0bd8cd2c5d895b0330ee5e726dede80 100644 (file)
--- a/test/test_netdb.c
+++ b/test/test_netdb.c
@@ -2,6 +2,7 @@
 #include <usual/netdb.h>
 
 #include <usual/string.h>
+#include <usual/socket.h>
 #include <usual/time.h>
 
 #include "test_common.h"