General tidy-up (mainly typecasts) to allow the use of the SGI native

compilers (tested on Irix 6.5 with -mips3 -n32).


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@623 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/generic/imaglist.cpp

@@ -53,7 +53,7 @@ wxBitmap *wxImageList::GetBitmap(int index) {
   if (node != NULL)
     return (wxBitmap*)node->Data();
 
-  return NULL;
+  return (wxBitmap *) NULL;
 }
     
 bool wxImageList::Replace( int index, const wxBitmap &bitmap )