passfd module, part 4.

[gnulib.git] / tests / test-sys_socket.c

diff --git a/tests/test-sys_socket.c b/tests/test-sys_socket.c
index fe7688e..8f323ca 100644 (file)
--- a/tests/test-sys_socket.c
+++ b/tests/test-sys_socket.c
@@ -1,5 +1,5 @@
 /* Test of <sys/socket.h> substitute.
-   Copyright (C) 2007, 2009 Free Software Foundation, Inc.
+   Copyright (C) 2007, 2009-2011 Free Software Foundation, Inc.
 
    This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
@@ -27,10 +27,14 @@
 int a[] = { SHUT_RD, SHUT_WR, SHUT_RDWR };
 #endif
 
+/* Check that the 'socklen_t' type is defined.  */
+socklen_t t1;
+
 int
-main ()
+main (void)
 {
   struct sockaddr_storage x;
+  sa_family_t i;
 
   /* Check some errno values.  */
   switch (0)
@@ -46,6 +50,11 @@ main ()
     }
 
   x.ss_family = 42;
+  i = 42;
+
+  /* Tell the compiler that these variables are used.  */
+  (void) x;
+  (void) i;
 
   return 0;
 }