1. many, many, many warnings fixed (from HP-UX build log; 50% are still left)

2. attempt (failed) at compiling wxGTK with GTK+ 1.3.0


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@5152 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

include/wx/longlong.h

@@ -58,7 +58,8 @@
     // both warning and pragma warning are not portable, but at least an
     // unknown pragma should never be an error.
     // Err, actually, Watcom C++ doesn't like it.
-#ifndef __WATCOMC__
+    // (well, if the compilers are _that_ broken, I'm removing it (VZ))
+#if 0 //ndef __WATCOMC__
     #pragma warning "Your compiler does not appear to support 64 bit "\
                     "integers, using emulation class instead."
 #endif