Lots of Unix/Unicode compile fixes, some of which

are just #ifdef 0 such as the wxExecute calls
    in gdcps.cpp.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16375 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/msgout.cpp

@@ -83,7 +83,7 @@ void wxMessageOutputStderr::Printf(const wxChar* format, ...)
     out.PrintfV(format, args);
     va_end(args);
 
-    fprintf(stderr, "%s", out.mb_str());
+    fprintf(stderr, "%s", (const char*) out.mb_str());
 }
 
 // ----------------------------------------------------------------------------
@@ -102,7 +102,7 @@ void wxMessageOutputMessageBox::Printf(const wxChar* format, ...)
     va_end(args);
 
 #ifndef __WXMSW__
-    out.Replace("\t","        ");
+    out.Replace(wxT("\t"),wxT("        "));
 #endif
     ::wxMessageBox(out);
 }