Compilation fixes for EMX. Mostly adding includes and declarations that

are missing when not using pre-compiled headers.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16772 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/os2/app.cpp

@@ -9,6 +9,10 @@
 // Licence:     wxWindows licence
 /////////////////////////////////////////////////////////////////////////////
 
+#ifdef __GNUG__
+    #pragma implementation "app.h"
+#endif
+
 // For compilers that support precompilation, includes "wx.h".
 #include "wx/wxprec.h"