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fltk: fltk (Fast Light Tool Kit)
fltk: 
fltk: The Fast Light Tool Kit ("FLTK", pronounced "fulltick") is a
fltk: cross-platform C++ GUI toolkit for UNIX/Linux (X11), Microsoft
fltk: Windows, and MacOS X.  FLTK provides modern GUI functionality without
fltk: the bloat and supports 3D graphics via OpenGL and its built-in GLUT
fltk: emulation.
fltk: 
fltk: FLTK is available under the terms of the GNU Library General Public
fltk: License.
fltk: