On Tue, 01 Apr 2014 20:00:01 +0200 Fran�ois Andriot <francois.andriot@...> wrote: > Hello, > I've noticed that the new "compton" stuff (from tdebase package) does > not build on RHEL6 : [...] > > The libconfig version is 1.3.2 . > There is no "config_set_include_dir" anywhere in /usr/include/* . It came in with libconfig 1.4, apparently, per http://www.fvwmforums.org/phpBB3/viewtopic.php?f=37&t=2946 Try passing -DCONFIG_LIBCONFIG_LEGACY' , or equivalent? E. Liddell