X Software Development
- freetype-devel-2.1.9-20.el4: FreeType development libraries and header files
- libpng-devel-1.2.7-8.el4: Development tools for programs to manipulate PNG image format files
- libpng10-devel-1.0.16-9.el4: Development tools for version 1.0 of libpng
- xorg-x11-devel-6.8.2-1.EL.70: X Window System application development package
- xorg-x11-sdk-6.8.2-1.EL.70: SDK for X server driver module development