Fix an implicit function declaration in a test

diff --git a/tests/check_signon.c b/tests/check_signon.c
index e1c2f0082efbf70c44c76dfd91623f4afe836494..a8284ffa04b41599e41b2ed777b49a571821e502 100644 (file)
--- a/tests/check_signon.c
+++ b/tests/check_signon.c
@@ -36,6 +36,7 @@
 #include <check.h>
 #include <stdlib.h>
 #include <string.h>
+#include <unistd.h>
 
 static GMainLoop *main_loop = NULL;
 static SignonIdentity *identity = NULL;