Tim, Can I suggest the following change to tqt.h #ifndef USE_QT3 #define USE_QT3 #endif Castro. My setup. Archlinux with TDE-3.5.13 running on VirtualBox. Out of source builds. ############################################### Serghei, I think this one's for you. svn 1226116 [ 37%] Building CXX object kwin/data/CMakeFiles/kwin_update_window_settings.dir/update_window_settings.cpp.o Linking CXX executable kwin_update_window_settings [ 37%] Built target kwin_update_window_settings Scanning dependencies of target kompmgr [ 37%] Building C object kwin/kompmgr/CMakeFiles/kompmgr.dir/kompmgr.c.o Linking C executable kompmgr CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `add_damage': kompmgr.c:(.text+0xee): undefined reference to `XFixesUnionRegion' kompmgr.c:(.text+0x100): undefined reference to `XFixesDestroyRegion' CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `determine_mode': kompmgr.c:(.text+0x2c4): undefined reference to `XFixesCreateRegion' kompmgr.c:(.text+0x2dc): undefined reference to `XFixesCopyRegion' CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `win_extents': kompmgr.c:(.text+0x7c6): undefined reference to `XFixesCreateRegion' CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `set_fade.clone.14': kompmgr.c:(.text+0x13a9): undefined reference to `XFixesDestroyRegion' CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `run_fades': kompmgr.c:(.text+0x16db): undefined reference to `XFixesDestroyRegion' CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `finish_unmap_win': kompmgr.c:(.text+0x19a2): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x1a00): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x1a38): undefined reference to `XFixesDestroyRegion' CMakeFiles/kompmgr.dir/kompmgr.c.o:kompmgr.c:(.text+0x1a70): more undefined references to `XFixesDestroyRegion' follow CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `add_win': kompmgr.c:(.text+0x1bd1): undefined reference to `XDamageCreate' kompmgr.c:(.text+0x1c7b): undefined reference to `XShapeSelectInput' CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `finish_destroy_win': kompmgr.c:(.text+0x1e1a): undefined reference to `XDamageDestroy' CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `repair_win': kompmgr.c:(.text+0x1fc2): undefined reference to `XFixesCreateRegion' kompmgr.c:(.text+0x1ff1): undefined reference to `XDamageSubtract' kompmgr.c:(.text+0x2010): undefined reference to `XFixesTranslateRegion' kompmgr.c:(.text+0x2076): undefined reference to `XDamageSubtract' kompmgr.c:(.text+0x2094): undefined reference to `XFixesCreateRegion' kompmgr.c:(.text+0x20a7): undefined reference to `XFixesCopyRegion' kompmgr.c:(.text+0x20ca): undefined reference to `XFixesTranslateRegion' kompmgr.c:(.text+0x20e1): undefined reference to `XFixesUnionRegion' kompmgr.c:(.text+0x20f0): undefined reference to `XFixesDestroyRegion' CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `border_size': kompmgr.c:(.text+0x2138): undefined reference to `XFixesCreateRegionFromWindow' kompmgr.c:(.text+0x216b): undefined reference to `XFixesTranslateRegion' CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `paint_all': kompmgr.c:(.text+0x21d1): undefined reference to `XFixesSetPictureClipRegion' kompmgr.c:(.text+0x2361): undefined reference to `XFixesSetPictureClipRegion' kompmgr.c:(.text+0x241b): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x2504): undefined reference to `XFixesIntersectRegion' kompmgr.c:(.text+0x252f): undefined reference to `XFixesSetPictureClipRegion' kompmgr.c:(.text+0x25cd): undefined reference to `XFixesSetPictureClipRegion' kompmgr.c:(.text+0x265e): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x2693): undefined reference to `XFixesSetPictureClipRegion' kompmgr.c:(.text+0x272c): undefined reference to `XFixesIntersectRegion' kompmgr.c:(.text+0x2757): undefined reference to `XFixesSetPictureClipRegion' kompmgr.c:(.text+0x2827): undefined reference to `XFixesSetPictureClipRegion' kompmgr.c:(.text+0x2b28): undefined reference to `XFixesSetPictureClipRegion' kompmgr.c:(.text+0x2b6d): undefined reference to `XFixesSubtractRegion' kompmgr.c:(.text+0x2c36): undefined reference to `XFixesCreateRegion' kompmgr.c:(.text+0x2c52): undefined reference to `XFixesCopyRegion' kompmgr.c:(.text+0x2e51): undefined reference to `XFixesCreateRegion' kompmgr.c:(.text+0x2f12): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x2f41): undefined reference to `XFixesSubtractRegion' kompmgr.c:(.text+0x30b5): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x30d0): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x3103): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x3136): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x32ce): undefined reference to `XFixesCreateRegion' kompmgr.c:(.text+0x3306): undefined reference to `XFixesIntersectRegion' kompmgr.c:(.text+0x331d): undefined reference to `XCompositeNameWindowPixmap' CMakeFiles/kompmgr.dir/kompmgr.c.o: In function `main': kompmgr.c:(.text+0x414c): undefined reference to `XCompositeQueryVersion' kompmgr.c:(.text+0x4181): undefined reference to `XDamageQueryExtension' kompmgr.c:(.text+0x4265): undefined reference to `XFixesQueryExtension' kompmgr.c:(.text+0x469d): undefined reference to `XCompositeRedirectSubwindows' kompmgr.c:(.text+0x4b42): undefined reference to `XFixesCreateRegion' kompmgr.c:(.text+0x4bc2): undefined reference to `XFixesCreateRegion' kompmgr.c:(.text+0x4be5): undefined reference to `XFixesCopyRegion' kompmgr.c:(.text+0x4f15): undefined reference to `XFixesUnionRegion' kompmgr.c:(.text+0x4f28): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x53d1): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x550e): undefined reference to `XFixesDestroyRegion' kompmgr.c:(.text+0x5ab6): undefined reference to `XCompositeRedirectSubwindows' kompmgr.c:(.text+0x5afb): undefined reference to `XShapeQueryExtension' collect2: ld returned 1 exit status make[2]: *** [kwin/kompmgr/kompmgr] Error 1 make[1]: *** [kwin/kompmgr/CMakeFiles/kompmgr.dir/all] Error 2 make: *** [all] Error 2 ==> ERROR: A failure occurred in build(). Aborting... [castro@castro2 trinity-kdebase]$ Thanks to everyone for all your hard work on this project. :-) Castro.