After kdebase successfully built, I moved on to kdegraphics. config.h is missing?

[ 28%] Building CXX object kpdf/conf/CMakeFiles/kpdfconf-static.dir/dlggeneral.cpp.o
cd /build/src/build/kpdf/conf && /usr/bin/c++   -DHAVE_CONFIG_H -fpermissive 
-DQT_NO_ASCII_CAST -DQT_CLEAN_NAMESPACE -DQT_NO_STL -DQT_NO_COMPAT 
-DQT_NO_TRANSLATION -DQT_THREAD_SUPPORT -D_REENTRANT -include tqt.h 
-I/build/src/build/kpdf/conf -I/build/src/build/kpdf/conf/.. 
-I/opt/trinity/include -I/opt/qt/include -I/opt/qt/include/tqt   -fPIC -o 
CMakeFiles/kpdfconf-static.dir/dlggeneral.cpp.o -c 
/build/src/build/kpdf/conf/dlggeneral.cpp
In file included from /build/src/build/kpdf/conf/dlggeneral.cpp:27:0:
/build/src/build/kpdf/conf/dlggeneral.ui.h:15:20: fatal error: config.h: No such 
file or directory
compilation terminated.
make[2]: *** [kpdf/conf/CMakeFiles/kpdfconf-static.dir/dlggeneral.cpp.o] Error 1
make[2]: Leaving directory `/build/src/build'
make[1]: *** [kpdf/conf/CMakeFiles/kpdfconf-static.dir/all] Error 2
make[1]: Leaving directory `/build/src/build'
make: *** [all] Error 2
==> ERROR: A failure occurred in build().
     Aborting...

What say the experts?


-- 
David C. Rankin, J.D.,P.E.