/usr/include/ is in nfstrace 0.4.1-1build1.
This file is owned by root:root, with mode 0o755.
..
/usr/include/nfstrace/
/usr/include/nfstrace/api/
/usr/include/nfstrace/api/cifs2_commands.h
/usr/include/nfstrace/api/ianalyzer.h
/usr/include/nfstrace/api/plugin_api.h
/usr/include/nfstrace/api/xdr_types.h
/usr/include/nfstrace/api/procedure.h
/usr/include/nfstrace/api/nfs41_types_rpcgen.h
/usr/include/nfstrace/api/cifs_types.h
/usr/include/nfstrace/api/cifs_pc_to_net.h
/usr/include/nfstrace/api/nfs4_types_rpcgen.h
/usr/include/nfstrace/api/nfs_types.h
/usr/include/nfstrace/api/rpc_types.h
/usr/include/nfstrace/api/nfs3_types_rpcgen.h
/usr/include/nfstrace/api/session.h
/usr/include/nfstrace/api/cifs_commands.h