tux ~ # patch -Np0 -i patch.diff
can't find file to patch at input line 3
Perhaps you used the wrong -p or --strip option?
The text leading up to this was:
--------------------------
|--- libxfcegui4-4.2.2/libxfcegui4/netk-tasklist.c      2005-05-15 09:53:29.000000000 +0200
|+++ libxfcegui4-4.2.2.new/libxfcegui4/netk-tasklist.c  2005-07-31 16:19:44.000000000 +0200
--------------------------
File to patch: