Hi, I know I could load extensions by specifying "Load ..." in Section "Module" of file XF86Config. I know the usage and meaning of extensions "type1", "freetype", "glx", "dri". But I don't know what the following extensions are used for: 1. GLcore 2. pex5 3. record 4. xie 5. xtrap Any hints ? Thanks, Gerald _______________________________________________ Newbie@XFree86.Org *** To unsubscribe , or change message options, see: http://XFree86.Org/mailman/listinfo/newbie