diff -ur blender-orig/extern/libmv/bundle.sh blender-mod/extern/libmv/bundle.sh
--- blender-orig/extern/libmv/bundle.sh	2011-12-15 17:30:07.558883167 -0600
+++ blender-mod/extern/libmv/bundle.sh	2011-12-15 18:32:09.990037815 -0600
@@ -116,7 +116,7 @@
 
 set(INC
 	.
-	../Eigen3
+	/usr/include/eigen3
 	./third_party/ssba
 	./third_party/ldl/Include
 	../colamd/Include
@@ -224,7 +224,7 @@
 src = env.Glob("*.cpp")
 $src
 
-incs = '. ../Eigen3'
+incs = '. /usr/include/eigen3'
 incs += ' ' + env['BF_PNG_INC']
 incs += ' ' + env['BF_ZLIB_INC']
 
diff -ur blender-orig/extern/libmv/CMakeLists.txt blender-mod/extern/libmv/CMakeLists.txt
--- blender-orig/extern/libmv/CMakeLists.txt	2011-12-15 17:30:07.536883165 -0600
+++ blender-mod/extern/libmv/CMakeLists.txt	2011-12-15 18:31:09.944035320 -0600
@@ -24,7 +24,7 @@
 
 set(INC
 	.
-	../Eigen3
+	/usr/include/eigen3
 	third_party/ssba
 	third_party/ldl/Include
 	../colamd/Include
diff -ur blender-orig/extern/libmv/SConscript blender-mod/extern/libmv/SConscript
--- blender-orig/extern/libmv/SConscript	2011-12-15 17:30:07.536883165 -0600
+++ blender-mod/extern/libmv/SConscript	2011-12-15 18:30:39.513034068 -0600
@@ -25,7 +25,7 @@
 src += env.Glob('third_party/ssba/Geometry/*.cpp')
 src += env.Glob('third_party/ssba/Math/*.cpp')
 
-incs = '. ../Eigen3'
+incs = '. /usr/include/eigen3'
 incs += ' ' + env['BF_PNG_INC']
 incs += ' ' + env['BF_ZLIB_INC']
 
diff -ur blender-orig/intern/itasc/CMakeLists.txt blender-mod/intern/itasc/CMakeLists.txt
--- blender-orig/intern/itasc/CMakeLists.txt	2011-12-15 17:30:09.145883233 -0600
+++ blender-mod/intern/itasc/CMakeLists.txt	2011-12-15 18:29:27.484031046 -0600
@@ -24,11 +24,11 @@
 # ***** END GPL LICENSE BLOCK *****
 
 set(INC
-	../../extern/Eigen3
+	/usr/include/eigen3
 )
 
 set(INC_SYS
-	
+	/usr/include/eigen3
 )
 
 set(SRC
@@ -121,201 +121,201 @@
 	kdl/framevel.inl
 
 	# until we have another user...
-	../../extern/Eigen3/Eigen/src/plugins/MatrixCwiseUnaryOps.h
-	../../extern/Eigen3/Eigen/src/plugins/CommonCwiseUnaryOps.h
-	../../extern/Eigen3/Eigen/src/plugins/MatrixCwiseBinaryOps.h
-	../../extern/Eigen3/Eigen/src/plugins/BlockMethods.h
-	../../extern/Eigen3/Eigen/src/plugins/ArrayCwiseUnaryOps.h
-	../../extern/Eigen3/Eigen/src/plugins/ArrayCwiseBinaryOps.h
-	../../extern/Eigen3/Eigen/src/plugins/CommonCwiseBinaryOps.h
-	../../extern/Eigen3/Eigen/src/misc/Kernel.h
-	../../extern/Eigen3/Eigen/src/misc/Image.h
-	../../extern/Eigen3/Eigen/src/misc/Solve.h
-	../../extern/Eigen3/Eigen/src/QR/HouseholderQR.h
-	../../extern/Eigen3/Eigen/src/QR/ColPivHouseholderQR.h
-	../../extern/Eigen3/Eigen/src/QR/FullPivHouseholderQR.h
-	../../extern/Eigen3/Eigen/src/StlSupport/details.h
-	../../extern/Eigen3/Eigen/src/StlSupport/StdList.h
-	../../extern/Eigen3/Eigen/src/StlSupport/StdDeque.h
-	../../extern/Eigen3/Eigen/src/StlSupport/StdVector.h
-	../../extern/Eigen3/Eigen/src/SVD/UpperBidiagonalization.h
-	../../extern/Eigen3/Eigen/src/SVD/JacobiSVD.h
-	../../extern/Eigen3/Eigen/src/Eigenvalues/ComplexEigenSolver.h
-	../../extern/Eigen3/Eigen/src/Eigenvalues/ComplexSchur.h
-	../../extern/Eigen3/Eigen/src/Eigenvalues/HessenbergDecomposition.h
-	../../extern/Eigen3/Eigen/src/Eigenvalues/Tridiagonalization.h
-	../../extern/Eigen3/Eigen/src/Eigenvalues/GeneralizedSelfAdjointEigenSolver.h
-	../../extern/Eigen3/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h
-	../../extern/Eigen3/Eigen/src/Eigenvalues/RealSchur.h
-	../../extern/Eigen3/Eigen/src/Eigenvalues/EigenvaluesCommon.h
-	../../extern/Eigen3/Eigen/src/Eigenvalues/MatrixBaseEigenvalues.h
-	../../extern/Eigen3/Eigen/src/Eigenvalues/EigenSolver.h
-	../../extern/Eigen3/Eigen/src/Jacobi/Jacobi.h
-	../../extern/Eigen3/Eigen/src/Householder/Householder.h
-	../../extern/Eigen3/Eigen/src/Householder/BlockHouseholder.h
-	../../extern/Eigen3/Eigen/src/Householder/HouseholderSequence.h
-	../../extern/Eigen3/Eigen/src/Geometry/RotationBase.h
-	../../extern/Eigen3/Eigen/src/Geometry/Rotation2D.h
-	../../extern/Eigen3/Eigen/src/Geometry/Homogeneous.h
-	../../extern/Eigen3/Eigen/src/Geometry/Hyperplane.h
-	../../extern/Eigen3/Eigen/src/Geometry/EulerAngles.h
-	../../extern/Eigen3/Eigen/src/Geometry/arch/Geometry_SSE.h
-	../../extern/Eigen3/Eigen/src/Geometry/ParametrizedLine.h
-	../../extern/Eigen3/Eigen/src/Geometry/OrthoMethods.h
-	../../extern/Eigen3/Eigen/src/Geometry/AngleAxis.h
-	../../extern/Eigen3/Eigen/src/Geometry/Umeyama.h
-	../../extern/Eigen3/Eigen/src/Geometry/Scaling.h
-	../../extern/Eigen3/Eigen/src/Geometry/Translation.h
-	../../extern/Eigen3/Eigen/src/Geometry/AlignedBox.h
-	../../extern/Eigen3/Eigen/src/Geometry/Transform.h
-	../../extern/Eigen3/Eigen/src/Geometry/Quaternion.h
-	../../extern/Eigen3/Eigen/src/LU/PartialPivLU.h
-	../../extern/Eigen3/Eigen/src/LU/Determinant.h
-	../../extern/Eigen3/Eigen/src/LU/arch/Inverse_SSE.h
-	../../extern/Eigen3/Eigen/src/LU/FullPivLU.h
-	../../extern/Eigen3/Eigen/src/LU/Inverse.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseMatrixBase.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseSelfAdjointView.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseVector.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseDiagonalProduct.h
-	../../extern/Eigen3/Eigen/src/Sparse/TriangularSolver.h
-	../../extern/Eigen3/Eigen/src/Sparse/AmbiVector.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseDenseProduct.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseBlock.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseTriangularView.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseCwiseBinaryOp.h
-	../../extern/Eigen3/Eigen/src/Sparse/CoreIterators.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseMatrix.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseAssign.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseSparseProduct.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseDot.h
-	../../extern/Eigen3/Eigen/src/Sparse/DynamicSparseMatrix.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseRedux.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseFuzzy.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseCwiseUnaryOp.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseView.h
-	../../extern/Eigen3/Eigen/src/Sparse/MappedSparseMatrix.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseUtil.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseTranspose.h
-	../../extern/Eigen3/Eigen/src/Sparse/SparseProduct.h
-	../../extern/Eigen3/Eigen/src/Sparse/CompressedStorage.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Cwise.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/TriangularSolver.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/QR.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Lazy.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Memory.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/SVD.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/CwiseOperators.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/VectorBlock.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Meta.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Macros.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/LeastSquares.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/LU.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Block.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/RotationBase.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/Rotation2D.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/Hyperplane.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/ParametrizedLine.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/AngleAxis.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/Scaling.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/All.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/Translation.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/AlignedBox.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/Transform.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Geometry/Quaternion.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/Minor.h
-	../../extern/Eigen3/Eigen/src/Eigen2Support/MathFunctions.h
-	../../extern/Eigen3/Eigen/src/Core/SelfAdjointView.h
-	../../extern/Eigen3/Eigen/src/Core/MatrixBase.h
-	../../extern/Eigen3/Eigen/src/Core/Swap.h
-	../../extern/Eigen3/Eigen/src/Core/DenseCoeffsBase.h
-	../../extern/Eigen3/Eigen/src/Core/DenseBase.h
-	../../extern/Eigen3/Eigen/src/Core/GlobalFunctions.h
-	../../extern/Eigen3/Eigen/src/Core/ProductBase.h
-	../../extern/Eigen3/Eigen/src/Core/CwiseBinaryOp.h
-	../../extern/Eigen3/Eigen/src/Core/Stride.h
-	../../extern/Eigen3/Eigen/src/Core/Matrix.h
-	../../extern/Eigen3/Eigen/src/Core/Visitor.h
-	../../extern/Eigen3/Eigen/src/Core/Array.h
-	../../extern/Eigen3/Eigen/src/Core/ReturnByValue.h
-	../../extern/Eigen3/Eigen/src/Core/SelfCwiseBinaryOp.h
-	../../extern/Eigen3/Eigen/src/Core/EigenBase.h
-	../../extern/Eigen3/Eigen/src/Core/Random.h
-	../../extern/Eigen3/Eigen/src/Core/Redux.h
-	../../extern/Eigen3/Eigen/src/Core/arch/Default/Settings.h
-	../../extern/Eigen3/Eigen/src/Core/arch/AltiVec/PacketMath.h
-	../../extern/Eigen3/Eigen/src/Core/arch/AltiVec/Complex.h
-	../../extern/Eigen3/Eigen/src/Core/arch/NEON/PacketMath.h
-	../../extern/Eigen3/Eigen/src/Core/arch/NEON/Complex.h
-	../../extern/Eigen3/Eigen/src/Core/arch/SSE/PacketMath.h
-	../../extern/Eigen3/Eigen/src/Core/arch/SSE/Complex.h
-	../../extern/Eigen3/Eigen/src/Core/arch/SSE/MathFunctions.h
-	../../extern/Eigen3/Eigen/src/Core/BooleanRedux.h
-	../../extern/Eigen3/Eigen/src/Core/util/ReenableStupidWarnings.h
-	../../extern/Eigen3/Eigen/src/Core/util/BlasUtil.h
-	../../extern/Eigen3/Eigen/src/Core/util/Memory.h
-	../../extern/Eigen3/Eigen/src/Core/util/Meta.h
-	../../extern/Eigen3/Eigen/src/Core/util/Constants.h
-	../../extern/Eigen3/Eigen/src/Core/util/Macros.h
-	../../extern/Eigen3/Eigen/src/Core/util/ForwardDeclarations.h
-	../../extern/Eigen3/Eigen/src/Core/util/StaticAssert.h
-	../../extern/Eigen3/Eigen/src/Core/util/DisableStupidWarnings.h
-	../../extern/Eigen3/Eigen/src/Core/util/XprHelper.h
-	../../extern/Eigen3/Eigen/src/Core/VectorBlock.h
-	../../extern/Eigen3/Eigen/src/Core/Transpositions.h
-	../../extern/Eigen3/Eigen/src/Core/Select.h
-	../../extern/Eigen3/Eigen/src/Core/BandMatrix.h
-	../../extern/Eigen3/Eigen/src/Core/CwiseUnaryView.h
-	../../extern/Eigen3/Eigen/src/Core/Dot.h
-	../../extern/Eigen3/Eigen/src/Core/GenericPacketMath.h
-	../../extern/Eigen3/Eigen/src/Core/Product.h
-	../../extern/Eigen3/Eigen/src/Core/Transpose.h
-	../../extern/Eigen3/Eigen/src/Core/Block.h
-	../../extern/Eigen3/Eigen/src/Core/ArrayWrapper.h
-	../../extern/Eigen3/Eigen/src/Core/MapBase.h
-	../../extern/Eigen3/Eigen/src/Core/NoAlias.h
-	../../extern/Eigen3/Eigen/src/Core/ForceAlignedAccess.h
-	../../extern/Eigen3/Eigen/src/Core/PlainObjectBase.h
-	../../extern/Eigen3/Eigen/src/Core/IO.h
-	../../extern/Eigen3/Eigen/src/Core/DiagonalMatrix.h
-	../../extern/Eigen3/Eigen/src/Core/CwiseUnaryOp.h
-	../../extern/Eigen3/Eigen/src/Core/Reverse.h
-	../../extern/Eigen3/Eigen/src/Core/Fuzzy.h
-	../../extern/Eigen3/Eigen/src/Core/DenseStorage.h
-	../../extern/Eigen3/Eigen/src/Core/StableNorm.h
-	../../extern/Eigen3/Eigen/src/Core/NumTraits.h
-	../../extern/Eigen3/Eigen/src/Core/Map.h
-	../../extern/Eigen3/Eigen/src/Core/Functors.h
-	../../extern/Eigen3/Eigen/src/Core/PermutationMatrix.h
-	../../extern/Eigen3/Eigen/src/Core/ArrayBase.h
-	../../extern/Eigen3/Eigen/src/Core/CwiseNullaryOp.h
-	../../extern/Eigen3/Eigen/src/Core/SolveTriangular.h
-	../../extern/Eigen3/Eigen/src/Core/NestByValue.h
-	../../extern/Eigen3/Eigen/src/Core/DiagonalProduct.h
-	../../extern/Eigen3/Eigen/src/Core/CommaInitializer.h
-	../../extern/Eigen3/Eigen/src/Core/MathFunctions.h
-	../../extern/Eigen3/Eigen/src/Core/Diagonal.h
-	../../extern/Eigen3/Eigen/src/Core/Replicate.h
-	../../extern/Eigen3/Eigen/src/Core/products/TriangularMatrixMatrix.h
-	../../extern/Eigen3/Eigen/src/Core/products/SelfadjointProduct.h
-	../../extern/Eigen3/Eigen/src/Core/products/GeneralMatrixVector.h
-	../../extern/Eigen3/Eigen/src/Core/products/CoeffBasedProduct.h
-	../../extern/Eigen3/Eigen/src/Core/products/SelfadjointMatrixVector.h
-	../../extern/Eigen3/Eigen/src/Core/products/SelfadjointRank2Update.h
-	../../extern/Eigen3/Eigen/src/Core/products/GeneralMatrixMatrixTriangular.h
-	../../extern/Eigen3/Eigen/src/Core/products/GeneralMatrixMatrix.h
-	../../extern/Eigen3/Eigen/src/Core/products/SelfadjointMatrixMatrix.h
-	../../extern/Eigen3/Eigen/src/Core/products/Parallelizer.h
-	../../extern/Eigen3/Eigen/src/Core/products/TriangularSolverMatrix.h
-	../../extern/Eigen3/Eigen/src/Core/products/TriangularSolverVector.h
-	../../extern/Eigen3/Eigen/src/Core/products/TriangularMatrixVector.h
-	../../extern/Eigen3/Eigen/src/Core/products/GeneralBlockPanelKernel.h
-	../../extern/Eigen3/Eigen/src/Core/TriangularMatrix.h
-	../../extern/Eigen3/Eigen/src/Core/VectorwiseOp.h
-	../../extern/Eigen3/Eigen/src/Core/Assign.h
-	../../extern/Eigen3/Eigen/src/Core/Flagged.h
-	../../extern/Eigen3/Eigen/src/Cholesky/LDLT.h
-	../../extern/Eigen3/Eigen/src/Cholesky/LLT.h
+	/usr/include/eigen3/Eigen/src/plugins/MatrixCwiseUnaryOps.h
+	/usr/include/eigen3/Eigen/src/plugins/CommonCwiseUnaryOps.h
+	/usr/include/eigen3/Eigen/src/plugins/MatrixCwiseBinaryOps.h
+	/usr/include/eigen3/Eigen/src/plugins/BlockMethods.h
+	/usr/include/eigen3/Eigen/src/plugins/ArrayCwiseUnaryOps.h
+	/usr/include/eigen3/Eigen/src/plugins/ArrayCwiseBinaryOps.h
+	/usr/include/eigen3/Eigen/src/plugins/CommonCwiseBinaryOps.h
+	/usr/include/eigen3/Eigen/src/misc/Kernel.h
+	/usr/include/eigen3/Eigen/src/misc/Image.h
+	/usr/include/eigen3/Eigen/src/misc/Solve.h
+	/usr/include/eigen3/Eigen/src/QR/HouseholderQR.h
+	/usr/include/eigen3/Eigen/src/QR/ColPivHouseholderQR.h
+	/usr/include/eigen3/Eigen/src/QR/FullPivHouseholderQR.h
+	/usr/include/eigen3/Eigen/src/StlSupport/details.h
+	/usr/include/eigen3/Eigen/src/StlSupport/StdList.h
+	/usr/include/eigen3/Eigen/src/StlSupport/StdDeque.h
+	/usr/include/eigen3/Eigen/src/StlSupport/StdVector.h
+	/usr/include/eigen3/Eigen/src/SVD/UpperBidiagonalization.h
+	/usr/include/eigen3/Eigen/src/SVD/JacobiSVD.h
+	/usr/include/eigen3/Eigen/src/Eigenvalues/ComplexEigenSolver.h
+	/usr/include/eigen3/Eigen/src/Eigenvalues/ComplexSchur.h
+	/usr/include/eigen3/Eigen/src/Eigenvalues/HessenbergDecomposition.h
+	/usr/include/eigen3/Eigen/src/Eigenvalues/Tridiagonalization.h
+	/usr/include/eigen3/Eigen/src/Eigenvalues/GeneralizedSelfAdjointEigenSolver.h
+	/usr/include/eigen3/Eigen/src/Eigenvalues/SelfAdjointEigenSolver.h
+	/usr/include/eigen3/Eigen/src/Eigenvalues/RealSchur.h
+	/usr/include/eigen3/Eigen/src/Eigenvalues/EigenvaluesCommon.h
+	/usr/include/eigen3/Eigen/src/Eigenvalues/MatrixBaseEigenvalues.h
+	/usr/include/eigen3/Eigen/src/Eigenvalues/EigenSolver.h
+	/usr/include/eigen3/Eigen/src/Jacobi/Jacobi.h
+	/usr/include/eigen3/Eigen/src/Householder/Householder.h
+	/usr/include/eigen3/Eigen/src/Householder/BlockHouseholder.h
+	/usr/include/eigen3/Eigen/src/Householder/HouseholderSequence.h
+	/usr/include/eigen3/Eigen/src/Geometry/RotationBase.h
+	/usr/include/eigen3/Eigen/src/Geometry/Rotation2D.h
+	/usr/include/eigen3/Eigen/src/Geometry/Homogeneous.h
+	/usr/include/eigen3/Eigen/src/Geometry/Hyperplane.h
+	/usr/include/eigen3/Eigen/src/Geometry/EulerAngles.h
+	/usr/include/eigen3/Eigen/src/Geometry/arch/Geometry_SSE.h
+	/usr/include/eigen3/Eigen/src/Geometry/ParametrizedLine.h
+	/usr/include/eigen3/Eigen/src/Geometry/OrthoMethods.h
+	/usr/include/eigen3/Eigen/src/Geometry/AngleAxis.h
+	/usr/include/eigen3/Eigen/src/Geometry/Umeyama.h
+	/usr/include/eigen3/Eigen/src/Geometry/Scaling.h
+	/usr/include/eigen3/Eigen/src/Geometry/Translation.h
+	/usr/include/eigen3/Eigen/src/Geometry/AlignedBox.h
+	/usr/include/eigen3/Eigen/src/Geometry/Transform.h
+	/usr/include/eigen3/Eigen/src/Geometry/Quaternion.h
+	/usr/include/eigen3/Eigen/src/LU/PartialPivLU.h
+	/usr/include/eigen3/Eigen/src/LU/Determinant.h
+	/usr/include/eigen3/Eigen/src/LU/arch/Inverse_SSE.h
+	/usr/include/eigen3/Eigen/src/LU/FullPivLU.h
+	/usr/include/eigen3/Eigen/src/LU/Inverse.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseMatrixBase.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseSelfAdjointView.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseVector.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseDiagonalProduct.h
+	/usr/include/eigen3/Eigen/src/Sparse/TriangularSolver.h
+	/usr/include/eigen3/Eigen/src/Sparse/AmbiVector.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseDenseProduct.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseBlock.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseTriangularView.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseCwiseBinaryOp.h
+	/usr/include/eigen3/Eigen/src/Sparse/CoreIterators.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseMatrix.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseAssign.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseSparseProduct.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseDot.h
+	/usr/include/eigen3/Eigen/src/Sparse/DynamicSparseMatrix.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseRedux.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseFuzzy.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseCwiseUnaryOp.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseView.h
+	/usr/include/eigen3/Eigen/src/Sparse/MappedSparseMatrix.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseUtil.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseTranspose.h
+	/usr/include/eigen3/Eigen/src/Sparse/SparseProduct.h
+	/usr/include/eigen3/Eigen/src/Sparse/CompressedStorage.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Cwise.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/TriangularSolver.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/QR.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Lazy.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Memory.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/SVD.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/CwiseOperators.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/VectorBlock.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Meta.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Macros.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/LeastSquares.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/LU.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Block.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/RotationBase.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/Rotation2D.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/Hyperplane.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/ParametrizedLine.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/AngleAxis.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/Scaling.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/All.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/Translation.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/AlignedBox.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/Transform.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Geometry/Quaternion.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/Minor.h
+	/usr/include/eigen3/Eigen/src/Eigen2Support/MathFunctions.h
+	/usr/include/eigen3/Eigen/src/Core/SelfAdjointView.h
+	/usr/include/eigen3/Eigen/src/Core/MatrixBase.h
+	/usr/include/eigen3/Eigen/src/Core/Swap.h
+	/usr/include/eigen3/Eigen/src/Core/DenseCoeffsBase.h
+	/usr/include/eigen3/Eigen/src/Core/DenseBase.h
+	/usr/include/eigen3/Eigen/src/Core/GlobalFunctions.h
+	/usr/include/eigen3/Eigen/src/Core/ProductBase.h
+	/usr/include/eigen3/Eigen/src/Core/CwiseBinaryOp.h
+	/usr/include/eigen3/Eigen/src/Core/Stride.h
+	/usr/include/eigen3/Eigen/src/Core/Matrix.h
+	/usr/include/eigen3/Eigen/src/Core/Visitor.h
+	/usr/include/eigen3/Eigen/src/Core/Array.h
+	/usr/include/eigen3/Eigen/src/Core/ReturnByValue.h
+	/usr/include/eigen3/Eigen/src/Core/SelfCwiseBinaryOp.h
+	/usr/include/eigen3/Eigen/src/Core/EigenBase.h
+	/usr/include/eigen3/Eigen/src/Core/Random.h
+	/usr/include/eigen3/Eigen/src/Core/Redux.h
+	/usr/include/eigen3/Eigen/src/Core/arch/Default/Settings.h
+	/usr/include/eigen3/Eigen/src/Core/arch/AltiVec/PacketMath.h
+	/usr/include/eigen3/Eigen/src/Core/arch/AltiVec/Complex.h
+	/usr/include/eigen3/Eigen/src/Core/arch/NEON/PacketMath.h
+	/usr/include/eigen3/Eigen/src/Core/arch/NEON/Complex.h
+	/usr/include/eigen3/Eigen/src/Core/arch/SSE/PacketMath.h
+	/usr/include/eigen3/Eigen/src/Core/arch/SSE/Complex.h
+	/usr/include/eigen3/Eigen/src/Core/arch/SSE/MathFunctions.h
+	/usr/include/eigen3/Eigen/src/Core/BooleanRedux.h
+	/usr/include/eigen3/Eigen/src/Core/util/ReenableStupidWarnings.h
+	/usr/include/eigen3/Eigen/src/Core/util/BlasUtil.h
+	/usr/include/eigen3/Eigen/src/Core/util/Memory.h
+	/usr/include/eigen3/Eigen/src/Core/util/Meta.h
+	/usr/include/eigen3/Eigen/src/Core/util/Constants.h
+	/usr/include/eigen3/Eigen/src/Core/util/Macros.h
+	/usr/include/eigen3/Eigen/src/Core/util/ForwardDeclarations.h
+	/usr/include/eigen3/Eigen/src/Core/util/StaticAssert.h
+	/usr/include/eigen3/Eigen/src/Core/util/DisableStupidWarnings.h
+	/usr/include/eigen3/Eigen/src/Core/util/XprHelper.h
+	/usr/include/eigen3/Eigen/src/Core/VectorBlock.h
+	/usr/include/eigen3/Eigen/src/Core/Transpositions.h
+	/usr/include/eigen3/Eigen/src/Core/Select.h
+	/usr/include/eigen3/Eigen/src/Core/BandMatrix.h
+	/usr/include/eigen3/Eigen/src/Core/CwiseUnaryView.h
+	/usr/include/eigen3/Eigen/src/Core/Dot.h
+	/usr/include/eigen3/Eigen/src/Core/GenericPacketMath.h
+	/usr/include/eigen3/Eigen/src/Core/Product.h
+	/usr/include/eigen3/Eigen/src/Core/Transpose.h
+	/usr/include/eigen3/Eigen/src/Core/Block.h
+	/usr/include/eigen3/Eigen/src/Core/ArrayWrapper.h
+	/usr/include/eigen3/Eigen/src/Core/MapBase.h
+	/usr/include/eigen3/Eigen/src/Core/NoAlias.h
+	/usr/include/eigen3/Eigen/src/Core/ForceAlignedAccess.h
+	/usr/include/eigen3/Eigen/src/Core/PlainObjectBase.h
+	/usr/include/eigen3/Eigen/src/Core/IO.h
+	/usr/include/eigen3/Eigen/src/Core/DiagonalMatrix.h
+	/usr/include/eigen3/Eigen/src/Core/CwiseUnaryOp.h
+	/usr/include/eigen3/Eigen/src/Core/Reverse.h
+	/usr/include/eigen3/Eigen/src/Core/Fuzzy.h
+	/usr/include/eigen3/Eigen/src/Core/DenseStorage.h
+	/usr/include/eigen3/Eigen/src/Core/StableNorm.h
+	/usr/include/eigen3/Eigen/src/Core/NumTraits.h
+	/usr/include/eigen3/Eigen/src/Core/Map.h
+	/usr/include/eigen3/Eigen/src/Core/Functors.h
+	/usr/include/eigen3/Eigen/src/Core/PermutationMatrix.h
+	/usr/include/eigen3/Eigen/src/Core/ArrayBase.h
+	/usr/include/eigen3/Eigen/src/Core/CwiseNullaryOp.h
+	/usr/include/eigen3/Eigen/src/Core/SolveTriangular.h
+	/usr/include/eigen3/Eigen/src/Core/NestByValue.h
+	/usr/include/eigen3/Eigen/src/Core/DiagonalProduct.h
+	/usr/include/eigen3/Eigen/src/Core/CommaInitializer.h
+	/usr/include/eigen3/Eigen/src/Core/MathFunctions.h
+	/usr/include/eigen3/Eigen/src/Core/Diagonal.h
+	/usr/include/eigen3/Eigen/src/Core/Replicate.h
+	/usr/include/eigen3/Eigen/src/Core/products/TriangularMatrixMatrix.h
+	/usr/include/eigen3/Eigen/src/Core/products/SelfadjointProduct.h
+	/usr/include/eigen3/Eigen/src/Core/products/GeneralMatrixVector.h
+	/usr/include/eigen3/Eigen/src/Core/products/CoeffBasedProduct.h
+	/usr/include/eigen3/Eigen/src/Core/products/SelfadjointMatrixVector.h
+	/usr/include/eigen3/Eigen/src/Core/products/SelfadjointRank2Update.h
+	/usr/include/eigen3/Eigen/src/Core/products/GeneralMatrixMatrixTriangular.h
+	/usr/include/eigen3/Eigen/src/Core/products/GeneralMatrixMatrix.h
+	/usr/include/eigen3/Eigen/src/Core/products/SelfadjointMatrixMatrix.h
+	/usr/include/eigen3/Eigen/src/Core/products/Parallelizer.h
+	/usr/include/eigen3/Eigen/src/Core/products/TriangularSolverMatrix.h
+	/usr/include/eigen3/Eigen/src/Core/products/TriangularSolverVector.h
+	/usr/include/eigen3/Eigen/src/Core/products/TriangularMatrixVector.h
+	/usr/include/eigen3/Eigen/src/Core/products/GeneralBlockPanelKernel.h
+	/usr/include/eigen3/Eigen/src/Core/TriangularMatrix.h
+	/usr/include/eigen3/Eigen/src/Core/VectorwiseOp.h
+	/usr/include/eigen3/Eigen/src/Core/Assign.h
+	/usr/include/eigen3/Eigen/src/Core/Flagged.h
+	/usr/include/eigen3/Eigen/src/Cholesky/LDLT.h
+	/usr/include/eigen3/Eigen/src/Cholesky/LLT.h
 )
 
 if(WIN32)
diff -ur blender-orig/intern/itasc/SConscript blender-mod/intern/itasc/SConscript
--- blender-orig/intern/itasc/SConscript	2011-12-15 17:30:09.145883233 -0600
+++ blender-mod/intern/itasc/SConscript	2011-12-15 18:29:27.484031046 -0600
@@ -5,7 +5,8 @@
 sources += env.Glob('kdl/*.cpp')
 sources += env.Glob('kdl/utilities/*.cpp')
 
-incs = '. ../../extern/Eigen3'
+#incs = '. ../../extern/Eigen3'
+incs = '. /usr/include/eigen3'
 
 defs = []
 
diff -ur blender-orig/source/blender/ikplugin/CMakeLists.txt blender-mod/source/blender/ikplugin/CMakeLists.txt
--- blender-orig/source/blender/ikplugin/CMakeLists.txt	2011-12-15 17:30:08.276883196 -0600
+++ blender-mod/source/blender/ikplugin/CMakeLists.txt	2011-12-15 18:29:27.484031046 -0600
@@ -49,7 +49,7 @@
 if(WITH_IK_ITASC)
 	add_definitions(-DWITH_IK_ITASC)
 	list(APPEND INC
-		../../../extern/Eigen3
+		/usr/include/eigen3
 		../../../intern/itasc
 	)
 	list(APPEND SRC
diff -ur blender-orig/source/blender/ikplugin/SConscript blender-mod/source/blender/ikplugin/SConscript
--- blender-orig/source/blender/ikplugin/SConscript	2011-12-15 17:30:08.276883196 -0600
+++ blender-mod/source/blender/ikplugin/SConscript	2011-12-15 18:29:27.484031046 -0600
@@ -4,7 +4,7 @@
 sources = env.Glob('intern/*.c') + env.Glob('intern/*.cpp')
 
 incs = '#/intern/guardedalloc #/intern/iksolver/extern ../makesdna ../blenlib'
-incs += ' ../blenkernel ../include ../ikplugin #/intern/itasc #/extern/Eigen3'
+incs += ' ../blenkernel ../include ../ikplugin #/intern/itasc /usr/include/eigen3'
 
 defs.append('WITH_IK_ITASC')
 
diff -ur blender-orig/source/gameengine/Converter/CMakeLists.txt blender-mod/source/gameengine/Converter/CMakeLists.txt
--- blender-orig/source/gameengine/Converter/CMakeLists.txt	2011-12-15 17:30:08.812883219 -0600
+++ blender-mod/source/gameengine/Converter/CMakeLists.txt	2011-12-15 18:29:27.484031046 -0600
@@ -50,7 +50,7 @@
 	../../blender/makesrna
 	../../blender/windowmanager
 	../../../extern/bullet2/src
-	../../../extern/Eigen3
+	/usr/include/eigen3
 	../../../intern/container
 	../../../intern/guardedalloc
 	../../../intern/moto/include
diff -ur blender-orig/source/gameengine/Converter/SConscript blender-mod/source/gameengine/Converter/SConscript
--- blender-orig/source/gameengine/Converter/SConscript	2011-12-15 17:30:08.825883219 -0600
+++ blender-mod/source/gameengine/Converter/SConscript	2011-12-15 18:29:27.485031053 -0600
@@ -21,7 +21,8 @@
 incs += ' #source/blender/makesrna'
 incs += ' #source/blender/ikplugin'
 incs += ' #extern/recastnavigation/Detour/Include'
-incs += ' #extern/Eigen3'
+#incs += ' #extern/Eigen3'
+incs += ' /usr/include/eigen3'
 
 incs += ' ' + env['BF_BULLET_INC']