/usr/src/castle-game-engine-5.2.0/base/ is in castle-game-engine-src 5.2.0-3.
This file is owned by root:root, with mode 0o755.
..
/usr/src/castle-game-engine-5.2.0/base/android/
/usr/src/castle-game-engine-5.2.0/base/android/AUTHORS.txt
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidassetmanager.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidassetstream.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidconfiguration.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidcwstring.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidinput.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidkeycodes.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidlog.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidlooper.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidnativeactivity.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidnativeappglue.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidnativewindow.pas
/usr/src/castle-game-engine-5.2.0/base/android/castleandroidrect.pas
/usr/src/castle-game-engine-5.2.0/base/castleclassutils.pas
/usr/src/castle-game-engine-5.2.0/base/castlecolors.pas
/usr/src/castle-game-engine-5.2.0/base/castleconf.inc
/usr/src/castle-game-engine-5.2.0/base/castleconfig.pas
/usr/src/castle-game-engine-5.2.0/base/castledynlib.pas
/usr/src/castle-game-engine-5.2.0/base/castlefilefilters.pas
/usr/src/castle-game-engine-5.2.0/base/castlefilesutils.pas
/usr/src/castle-game-engine-5.2.0/base/castlefindfiles.pas
/usr/src/castle-game-engine-5.2.0/base/castlegenericlists.pas
/usr/src/castle-game-engine-5.2.0/base/castlegziointernal.pas
/usr/src/castle-game-engine-5.2.0/base/castleinterfaces.pas
/usr/src/castle-game-engine-5.2.0/base/castlelog.pas
/usr/src/castle-game-engine-5.2.0/base/castleopendocument.pas
/usr/src/castle-game-engine-5.2.0/base/castleparameters.pas
/usr/src/castle-game-engine-5.2.0/base/castleprogress.pas
/usr/src/castle-game-engine-5.2.0/base/castleprogressconsole.pas
/usr/src/castle-game-engine-5.2.0/base/castlerecentfiles.pas
/usr/src/castle-game-engine-5.2.0/base/castlerectangles.pas
/usr/src/castle-game-engine-5.2.0/base/castlestringutils.pas
/usr/src/castle-game-engine-5.2.0/base/castletimeutils.pas
/usr/src/castle-game-engine-5.2.0/base/castleunicode.pas
/usr/src/castle-game-engine-5.2.0/base/castleutils.pas
/usr/src/castle-game-engine-5.2.0/base/castleutils_basic_algorithms.inc
/usr/src/castle-game-engine-5.2.0/base/castleutils_filenames.inc
/usr/src/castle-game-engine-5.2.0/base/castleutils_implement_sort.inc
/usr/src/castle-game-engine-5.2.0/base/castleutils_math.inc
/usr/src/castle-game-engine-5.2.0/base/castleutils_miscella.inc
/usr/src/castle-game-engine-5.2.0/base/castleutils_pointers.inc
/usr/src/castle-game-engine-5.2.0/base/castleutils_primitive_lists.inc
/usr/src/castle-game-engine-5.2.0/base/castleutils_program_exit.inc
/usr/src/castle-game-engine-5.2.0/base/castleutils_read_write.inc
/usr/src/castle-game-engine-5.2.0/base/castlevectors.pas
/usr/src/castle-game-engine-5.2.0/base/castlevectors_dualimplementation.inc
/usr/src/castle-game-engine-5.2.0/base/castlevectors_operators.inc
/usr/src/castle-game-engine-5.2.0/base/castlevectors_operators_matrix_implementation.inc
/usr/src/castle-game-engine-5.2.0/base/castlevectors_operators_vector_implementation.inc
/usr/src/castle-game-engine-5.2.0/base/castlevectors_trysimpleplanexxxintersection.inc
/usr/src/castle-game-engine-5.2.0/base/castlevectors_vector3fromstr.inc
/usr/src/castle-game-engine-5.2.0/base/castlewarnings.pas
/usr/src/castle-game-engine-5.2.0/base/castlexmlcfginternal.pas
/usr/src/castle-game-engine-5.2.0/base/castlexmlconfig.pas
/usr/src/castle-game-engine-5.2.0/base/castlexmlutils.pas
/usr/src/castle-game-engine-5.2.0/base/castlezlib.pas
/usr/src/castle-game-engine-5.2.0/base/castlezstream.pas
/usr/src/castle-game-engine-5.2.0/base/norqcheckbegin.inc
/usr/src/castle-game-engine-5.2.0/base/norqcheckend.inc
/usr/src/castle-game-engine-5.2.0/base/unix/
/usr/src/castle-game-engine-5.2.0/base/unix/castleutils_os_specific_unix.inc
/usr/src/castle-game-engine-5.2.0/base/windows/
/usr/src/castle-game-engine-5.2.0/base/windows/castleutils_os_specific_windows.inc