SDL:Simple DirectMedia Layer是用于游戏或图形图像编程的一个多媒体层，VC6.0版，包含头文件、库文件和帮助文档。-SDL: Simple DirectMedia Layer is used for games or graphic image of a multi-media programming layer, VC6.0 version contains the header files, library files and help documents.

SDL的仿GUI界面，诺亚舟上可用.1500.13 80-Imitation SDL GUI interface, Noah .1500.1300.1380 available