1 files changed, 1 insertions, 0 deletions
diff --git a/util.c b/util.c
index 3f969a6..5c3cb23 100644
--- a/util.c
+++ b/util.c
@@ -1,5 +1,6 @@
 /* See COPYING file for copyright, license and warranty details. */
 
+#include <unistd.h>
 #include <netdb.h>
 #include <netinet/in.h>
 #include <sys/socket.h>