/usr/src/openswan-2.6.38/linux/include/openswan/ is in openswan-modules-dkms 1:2.6.38-1.
This file is owned by root:root, with mode 0o755.
..
/usr/src/openswan-2.6.38/linux/include/openswan/ipcomp.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_ah.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_alg.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_alg_3des.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_auth.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_encap.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_eroute.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_errs.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_esp.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_ipcomp.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_ipe4.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_ipip.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_kern24.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_kversion.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_life.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_mast.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_md5h.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_param.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_param2.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_policy.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_proto.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_radij.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_rcv.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_sa.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_sha1.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_stats.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_sysctl.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_tunnel.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_xform.h
/usr/src/openswan-2.6.38/linux/include/openswan/ipsec_xmit.h
/usr/src/openswan-2.6.38/linux/include/openswan/mast.h
/usr/src/openswan-2.6.38/linux/include/openswan/passert.h
/usr/src/openswan-2.6.38/linux/include/openswan/pfkey.h
/usr/src/openswan-2.6.38/linux/include/openswan/pfkey_debug.h
/usr/src/openswan-2.6.38/linux/include/openswan/pfkeyv2.h
/usr/src/openswan-2.6.38/linux/include/openswan/radij.h