Various warning fixes for .NET 2003 cl /W4 to work barring one warning and for gcc -ansi -Wall -pedantic to be warning free:

const fixes and function prototype declarations matching the definition etc


git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk/SWIG@5639 626c5289-ae23-0410-ae9c-e8d60b6d4f22

Source/Modules/browser.cxx

@@ -413,6 +413,9 @@ Swig_browser(Node *top, int port) {
   swill_close();
   delete browse;
   return;
+#else
+  (void)top;
+  (void)port;
 #endif
 }