Qt is supported on the following platforms:
Microsoft Windows -- 98, NT 4.0, ME, 2000, and XP
Unix/X11 -- Linux, Sun Solaris, HP-UX, HP Tru64 UNIX, IBM AIX, SGI IRIX and many others
Mac OS X -- Mac OS X 10.3+
Embedded Linux -- Linux platforms with framebuffer support
没看到OS/2,现在有开发跨平台软件的需求(要求支持OS/2)。但手头也没有OS/2可供测试。纳闷中ing