/usr/include/palabos/latticeBoltzmann/ is in libplb-dev 1.5~r1+repack1-3.
This file is owned by root:root, with mode 0o755.
..
/usr/include/palabos/latticeBoltzmann/advectionDiffusionDynamicsTemplates.h
/usr/include/palabos/latticeBoltzmann/advectionDiffusionDynamicsTemplates2D.h
/usr/include/palabos/latticeBoltzmann/advectionDiffusionDynamicsTemplates3D.h
/usr/include/palabos/latticeBoltzmann/advectionDiffusionLattices.h
/usr/include/palabos/latticeBoltzmann/advectionDiffusionLattices.hh
/usr/include/palabos/latticeBoltzmann/advectionDiffusionMomentTemplates.h
/usr/include/palabos/latticeBoltzmann/advectionDiffusionMomentTemplates2D.h
/usr/include/palabos/latticeBoltzmann/advectionDiffusionMomentTemplates3D.h
/usr/include/palabos/latticeBoltzmann/d3q13Templates.h
/usr/include/palabos/latticeBoltzmann/dynamicsTemplates.h
/usr/include/palabos/latticeBoltzmann/dynamicsTemplates2D.h
/usr/include/palabos/latticeBoltzmann/dynamicsTemplates3D.h
/usr/include/palabos/latticeBoltzmann/entropicLbTemplates.h
/usr/include/palabos/latticeBoltzmann/entropicLbTemplates2D.h
/usr/include/palabos/latticeBoltzmann/entropicLbTemplates3D.h
/usr/include/palabos/latticeBoltzmann/extendedNeighborhoodLattices2D.h
/usr/include/palabos/latticeBoltzmann/extendedNeighborhoodLattices2D.hh
/usr/include/palabos/latticeBoltzmann/extendedNeighborhoodLattices3D.h
/usr/include/palabos/latticeBoltzmann/extendedNeighborhoodLattices3D.hh
/usr/include/palabos/latticeBoltzmann/externalFieldAccess.h
/usr/include/palabos/latticeBoltzmann/externalFields.h
/usr/include/palabos/latticeBoltzmann/externalForceTemplates.h
/usr/include/palabos/latticeBoltzmann/externalForceTemplates2D.h
/usr/include/palabos/latticeBoltzmann/externalForceTemplates3D.h
/usr/include/palabos/latticeBoltzmann/geometricOperationTemplates.h
/usr/include/palabos/latticeBoltzmann/headers2D.h
/usr/include/palabos/latticeBoltzmann/headers2D.hh
/usr/include/palabos/latticeBoltzmann/headers3D.h
/usr/include/palabos/latticeBoltzmann/headers3D.hh
/usr/include/palabos/latticeBoltzmann/hermitePolynomialsTemplates.h
/usr/include/palabos/latticeBoltzmann/indexTemplates.h
/usr/include/palabos/latticeBoltzmann/latticeTemplates.h
/usr/include/palabos/latticeBoltzmann/latticeTemplates2D.h
/usr/include/palabos/latticeBoltzmann/latticeTemplates3D.h
/usr/include/palabos/latticeBoltzmann/momentTemplates.h
/usr/include/palabos/latticeBoltzmann/momentTemplates2D.h
/usr/include/palabos/latticeBoltzmann/momentTemplates3D.h
/usr/include/palabos/latticeBoltzmann/mrtLattices.h
/usr/include/palabos/latticeBoltzmann/mrtLattices.hh
/usr/include/palabos/latticeBoltzmann/mrtTemplates.h
/usr/include/palabos/latticeBoltzmann/mrtTemplates2D.h
/usr/include/palabos/latticeBoltzmann/mrtTemplates3D.h
/usr/include/palabos/latticeBoltzmann/nearestNeighborLattices2D.h
/usr/include/palabos/latticeBoltzmann/nearestNeighborLattices2D.hh
/usr/include/palabos/latticeBoltzmann/nearestNeighborLattices3D.h
/usr/include/palabos/latticeBoltzmann/nearestNeighborLattices3D.hh
/usr/include/palabos/latticeBoltzmann/offEquilibriumAdvectionDiffusionTemplates.h
/usr/include/palabos/latticeBoltzmann/offEquilibriumTemplates.h
/usr/include/palabos/latticeBoltzmann/offEquilibriumTemplates2D.h
/usr/include/palabos/latticeBoltzmann/offEquilibriumTemplates3D.h
/usr/include/palabos/latticeBoltzmann/roundOffPolicy.h