[A/U] tclap is a system include.

Applications/Utils/FileConverter/ConvertSHPToGLI.cpp

Applications/Utils/FileConverter/FEFLOW2OGS.cpp

Applications/Utils/FileConverter/GMSH2OGS.cpp

Applications/Utils/FileConverter/OGS2VTK.cpp

Applications/Utils/FileConverter/TIN2VTK.cpp

Applications/Utils/FileConverter/VTK2OGS.cpp

Applications/Utils/FileConverter/VTK2TIN.cpp

...cations/Utils/FileConverter/generateMatPropsFromMatID.cpp

Applications/Utils/GeoTools/MoveGeometry.cpp

Applications/Utils/GeoTools/TriangulatePolyline.cpp

Applications/Utils/MeshEdit/AddTopLayer.cpp

...Utils/MeshEdit/CreateBoundaryConditionsAlongPolylines.cpp

Applications/Utils/MeshEdit/ExtractSurface.cpp

Applications/Utils/MeshEdit/MapGeometryToMeshSurface.cpp

Applications/Utils/MeshEdit/MoveMesh.cpp

Applications/Utils/MeshEdit/NodeReordering.cpp

Applications/Utils/MeshEdit/appendLinesAlongPolyline.cpp

Applications/Utils/MeshEdit/checkMesh.cpp

Applications/Utils/MeshEdit/createLayeredMeshFromRasters.cpp

Applications/Utils/MeshEdit/editMaterialID.cpp