--- intern/itasc/SConscript	2009-09-26 09:14:02.000000000 +0200
+++ intern/itasc/SConscript	2009-09-26 09:14:54.000000000 +0200
@@ -5,7 +5,8 @@ 
 sources += env.Glob('kdl/*.cpp')
 sources += env.Glob('kdl/utilities/*.cpp')
 
-incs = '. ../../extern/Eigen2'
+#incs = '. ../../extern/Eigen2'
+incs = '. /usr/include/eigen2'
 
 env.BlenderLib ('bf_ITASC', sources, Split(incs), [], libtype=['intern','player'], priority=[20,100] )
 
--- source/blender/ikplugin/SConscript
+++ source/blender/ikplugin/SConscript
@@ -4,6 +4,6 @@ 
 sources = env.Glob('intern/*.c') + env.Glob('intern/*.cpp')
 
 incs = '#/intern/guardedalloc #/intern/iksolver/extern ../makesdna ../blenlib'
-incs += ' ../blenkernel ../include ../ikplugin #/intern/itasc #/extern/Eigen2'
+incs += ' ../blenkernel ../include ../ikplugin #/intern/itasc /usr/include/eigen2'
 
 env.BlenderLib ( 'bf_ikplugin', sources, Split(incs), [], libtype=['core','player'], priority=[180, 190] )