Even if it's working, using KDE4_ as a prefix for the kdepimlibs libraries shouldn't be used and replaced with KDEPIMLIBS_ [1]
The next step will be to install the kdepimlibs CamelCase headers in a different directory than the kdelibs ones. (name suggestions are welcome)
CCMAIL: kde-pim@kde.org
[1] http://techbase.kde.org/Development/CMake_KDE_4_2#How_to_use_KdepimLibs
svn path=/trunk/KDE/kdepim/akonadi/clients/akonablog/; revision=965331