The IUP GUI seems to be based again on GTK or Motif when run on Linux. Alternative GUIs in C are e.g. Agar http://libagar.org/ or EZWGL http://www.ma.utexas.edu/users/mzou/EZWGL/
I guess you could make a C interface for FLTK using SWIG. Georg ----- Original Message ----- From: "ramakrishnan" <[email protected]> Newsgroups: fltk.general To: <[email protected]> Sent: Sunday, March 04, 2012 10:42 AM Subject: Re: [fltk.general] fltk in C (no c++) > >> http://www.tecgraf.puc-rio.br/iup/ > > iup is in C. but not fltk based. > > _______________________________________________ > fltk mailing list > [email protected] > http://lists.easysw.com/mailman/listinfo/fltk > _______________________________________________ fltk mailing list [email protected] http://lists.easysw.com/mailman/listinfo/fltk

