glew: The OpenGL Extension Wrangler Library (GLEW).
glew:
glew: (GLEW) is a cross-platform C/C++  extension  loading library.  GLEW
glew: provides efficient run-time mechanisms for determining which OpenGL
glew: extensions  are  supported  on the target platform. OpenGL core and
glew: extension functionality is exposed in a single header file. GLEW is
glew: available  for  a  variety of  operating systems, including Windows
glew: Linux, Mac OS X, FreeBSD, Irix, and Solaris.
glew:                     http://glew.sourceforge.net
glew:
glew: