/usr/include/freefoam/fvMotionSolvers/ is in libfreefoam-dev 0.1.0+dfsg+1-3.
This file is owned by root:root, with mode 0o755.
..
/usr/include/freefoam/fvMotionSolvers/angularOscillatingDisplacementPointPatchVectorField.H
/usr/include/freefoam/fvMotionSolvers/angularOscillatingVelocityPointPatchVectorField.H
/usr/include/freefoam/fvMotionSolvers/cellMotionFvPatchField.C
/usr/include/freefoam/fvMotionSolvers/cellMotionFvPatchField.H
/usr/include/freefoam/fvMotionSolvers/cellMotionFvPatchFields.H
/usr/include/freefoam/fvMotionSolvers/cellMotionFvPatchFieldsFwd.H
/usr/include/freefoam/fvMotionSolvers/directionalDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/displacementComponentLaplacianFvMotionSolver.H
/usr/include/freefoam/fvMotionSolvers/displacementFvMotionSolver.H
/usr/include/freefoam/fvMotionSolvers/displacementInterpolationFvMotionSolver.H
/usr/include/freefoam/fvMotionSolvers/displacementLaplacianFvMotionSolver.H
/usr/include/freefoam/fvMotionSolvers/displacementSBRStressFvMotionSolver.H
/usr/include/freefoam/fvMotionSolvers/exponentialDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/fileDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/fvMotionSolver.H
/usr/include/freefoam/fvMotionSolvers/fvMotionSolverTemplates.C
/usr/include/freefoam/fvMotionSolvers/inverseDistanceDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/inverseFaceDistanceDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/inversePointDistanceDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/inverseVolumeDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/motionDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/motionDirectionalDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/oscillatingDisplacementPointPatchVectorField.H
/usr/include/freefoam/fvMotionSolvers/oscillatingVelocityPointPatchVectorField.H
/usr/include/freefoam/fvMotionSolvers/quadraticDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/surfaceDisplacementPointPatchVectorField.H
/usr/include/freefoam/fvMotionSolvers/surfaceSlipDisplacementFvPatchField.H
/usr/include/freefoam/fvMotionSolvers/surfaceSlipDisplacementFvPatchFields.H
/usr/include/freefoam/fvMotionSolvers/surfaceSlipDisplacementFvPatchFieldsFwd.H
/usr/include/freefoam/fvMotionSolvers/surfaceSlipDisplacementPointPatchVectorField.H
/usr/include/freefoam/fvMotionSolvers/uniformDiffusivity.H
/usr/include/freefoam/fvMotionSolvers/velocityComponentLaplacianFvMotionSolver.H
/usr/include/freefoam/fvMotionSolvers/velocityLaplacianFvMotionSolver.H