Version 1.2.1 was released on December 8, 1999. - replace external statements with interface blocks in examples - fixed a bug with GLUTNULLFUNC - added checker example - added support for Sun/Solaris/SunSoft 2.0/[Mesa|OpenGL] (differs from SS 1.2) - added/fixed support for x86/Linux/*/MetroLink - added support for x86/Linux/Lahey/Mesa