Always explicitly declare main() with the return type `int'. Don't use

* gnome-fileutils.m4: Always explicitly declare main() with the
return type `int'. Don't use exit() since it may be undeclared.
Use `return' instead.
* gnome-pilot.m4: Likewise.
* gperf-check.m4: Likewise.
* linger.m4: Likewise.

svn path=/trunk/; revision=10209

1 files changed, 2 insertions, 2 deletions

diff --git a/macros/linger.m4 b/macros/linger.m4
index 1dfb89dc96..f1c7060398 100644
--- a/macros/linger.m4
+++ b/macros/linger.m4
@@ -10,11 +10,11 @@ AC_TRY_RUN([
 
 struct linger li;
 
-main ()
+int main ()
 {
     li.l_onoff = 1;
     li.l_linger = 120;
-    exit (0);
+    return 0;
 }
 ],[
 AC_DEFINE(HAVE_STRUCT_LINGER)