[CURRENT] buildworld failure: pfkeyv2.h:230:10: error: expected parameter declarator

[O. Hartmann]

CURRENT (r286107) fails in buildworld with the error shown below:

--- all_subdir_libipsec ---
In file included from /usr/src/lib/libipsec/ipsec_strerror.c:39:
In file included from /usr/obj/usr/src/tmp/usr/include/netipsec/ipsec.h:45:
/usr/obj/usr/src/tmp/usr/include/net/pfkeyv2.h:230:10: error: expected
parameter declarator CTASSERT(sizeof(struct sadb_x_policy) == 16);
         ^
/usr/obj/usr/src/tmp/usr/include/net/pfkeyv2.h:230:10: error: expected ')'
/usr/obj/usr/src/tmp/usr/include/net/pfkeyv2.h:230:9: note: to match this '('