Hi Dex, I get that on certain older programs as well. It is an automake issue with the "new" /opt/kde3/include/kde header directory. To fix it, look for the acinclude.m4 file and open it. Inside that file you should find a line like this: kde_incdirs="$kde_libs_prefix/include /usr/lib/kde/include /usr/local/kde/include /usr/local/include /usr/kde/include /usr/include/kde /usr/include /opt/kde3/include /opt/kde/include $x_includes $qt_includes" Simply add /opt/kde3/include/kde to that line like this: kde_incdirs="$kde_libs_prefix/include /opt/kde3/include/kde /usr/lib/kde/include /usr/local/kde/include /usr/local/include /usr/kde/include /usr/include/kde /usr/include /opt/kde3/include /opt/kde/include $x_includes $qt_includes" Then save the file and regenerate the automake build system (autoconf, automake) Hope this helps! Tim On Sun, January 3, 2010 9:26 pm, Dexter Filmore wrote: > Meanwhile after installing libqt3-dev I get to: > > in the prefix, you've chosen, are no KDE headers installed. This will > fail. > So, check this please and use another prefix! > > > I used > ./configure --prefix=`kde-config --prefix` --disable-debug --enable-final > > kde-config --prefix returns: /opt/kde3 > > What's missing? > > Dex > > -- > -----BEGIN GEEK CODE BLOCK----- > Version: 3.12 > GCS d--(+)@ s-:+ a C++++ UL++ P+>++ L+++>++++ E-- W++ N o? K- > w--(---) !O M+ V- PS+ PE Y++ PGP t++(---)@ 5 X+(++) R+(++) tv--(+)@ > b++(+++) DI+++ D- G++ e* h>++ r* y? > ------END GEEK CODE BLOCK------ >