Grafix是一个C++软件包，它用于辅助程序员通过图形用户界面为X-windows来编写程序，主要一类库是直接实例化窗口对象 -Grafix is a C software package, it uses in to assist the programmer is X-windows compiles the procedure through the graphical user interface, the main kind of storehouse is the direct

PWLib is a moderately large class library that has its genesis many years ago as a method to product applications to run on both Microsoft Windows and Unix X-Windows systems. It also was to have a Macintosh port as well but this never eventuate