/usr/include/poker-eval/inlines/ is in libpoker-eval-dev 138.0-1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/poker-eval/inlines/eval.h
/usr/include/poker-eval/inlines/eval_astud.h
/usr/include/poker-eval/inlines/eval_joker.h
/usr/include/poker-eval/inlines/eval_joker_low.h
/usr/include/poker-eval/inlines/eval_joker_low8.h
/usr/include/poker-eval/inlines/eval_low.h
/usr/include/poker-eval/inlines/eval_low27.h
/usr/include/poker-eval/inlines/eval_low8.h
/usr/include/poker-eval/inlines/eval_omaha.h
/usr/include/poker-eval/inlines/eval_type.h
/usr/include/poker-eval/inlines/evx5.h
/usr/include/poker-eval/inlines/evx7.h
/usr/include/poker-eval/inlines/evx_action.h
/usr/include/poker-eval/inlines/evx_inlines.h