__WXMOTIF__ Motif
__WXXT__ Xt; mutually exclusive with WX_MOTIF (?)
__WXGTK__ GTK
+__WXGTK12__ GTK 1.2 or higher
__WXMSW__ Any Windows
+__WXWINE__ WINE (i.e. Win32 on Unix)
__WXMAC__ MacOS
+__WXPM__ OS/2 native Presentation Manager
__UNIX__ any Unix
__WINDOWS__ any Windows
__WIN95__ GUI for Windows 95 and above; NT 4.0 and above.
__WATCOMC__ Watcom C++
__SYMANTECC__ Symantec C++
__VISUALC__ VC++
-__SUNCC__
+__SUNCC__ Sun CC
__XLC__ ?? compiler
wxWindows modes:
----------------
-__WXDEBUG__ usage: #ifdef __DEBUG__ (=> debug mode, else => release)
+__WXDEBUG__ usage: #ifdef __WXDEBUG__ (=> debug mode, else => release)
WXDEBUG usage: #if DEBUG (0: release, 1: minimal debug code, ...)