/usr/include/NASPRO/ is in libnacore-dev 0.4.0-2.
This file is owned by root:root, with mode 0o755.
..
/usr/include/NASPRO/core-5/
/usr/include/NASPRO/core-5/NASPRO/
/usr/include/NASPRO/core-5/NASPRO/core/
/usr/include/NASPRO/core-5/NASPRO/core/avl.h
/usr/include/NASPRO/core-5/NASPRO/core/cc.h
/usr/include/NASPRO/core-5/NASPRO/core/dl.h
/usr/include/NASPRO/core-5/NASPRO/core/env.h
/usr/include/NASPRO/core-5/NASPRO/core/fs.h
/usr/include/NASPRO/core-5/NASPRO/core/lib.h
/usr/include/NASPRO/core-5/NASPRO/core/list.h
/usr/include/NASPRO/core-5/NASPRO/core/locale.h
/usr/include/NASPRO/core-5/NASPRO/core/msg.h
/usr/include/NASPRO/core-5/NASPRO/core/mutex.h
/usr/include/NASPRO/core-5/NASPRO/core/sem.h
/usr/include/NASPRO/core-5/NASPRO/core/string.h
/usr/include/NASPRO/core-5/NASPRO/core/thread.h
/usr/include/NASPRO/core-5/NASPRO/core/types.h