efltk: EFLTK library (called extended FLTK or just eFLTK).
efltk:
efltk: FLTK (pronounced "fulltick") is a cross-platform C++ GUI toolkit for
efltk: UNIX®/Linux® (X11), Microsoft® Windows®, and MacOS® X. FLTK provides
efltk: modern GUI functionality  without the bloat and supports 3D graphics
efltk: via OpenGL® and its built-in GLUT emulation.
efltk:
efltk:
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