svn diff -r934639:934640 svn://anonsvn.kde.org/home/kde/branches/KDE/4.2/ > kde_qt45_cmdline.patch
I added this patch to the pkgbuild from abs and it works.
]]>i noticed the following issue with qt4.5. If you try to open a file with a special char in its name (i tried äöü) with KDE-Apps like okular, the files won't open. It works with the "old" version of qt.
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