Someone broke buildworld with ZFS commit!

In file included from /usr/src/cddl/contrib/opensolaris/lib/libzfs_core/common/libzfs_core.c:89:
In file included from /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/zfs_ioctl.h:35:
In file included from /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dsl_deleg.h:30:
In file included from /usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/dsl_pool.h:37:
/usr/src/sys/cddl/contrib/opensolaris/uts/common/fs/zfs/sys/arc.h:89:2: error: 
      unknown type name 'refcount_t'
        refcount_t              p_refcnt;
        ^
1 error generated.
*** Error code 1

Stop.

% svn info
Path: .
Working Copy Root Path: /usr/src
URL: svn://svn.freebsd.org/base/head
Relative URL: ^/head
Repository Root: svn://svn.freebsd.org/base
Repository UUID: ccf9f872-aa2e-dd11-9fc8-001c23d0bc1f
Revision: 353565
Node Kind: directory
Schedule: normal
Last Changed Author: avg
Last Changed Rev: 353565
Last Changed Date: 2019-10-15 08:09:36 -0700 (Tue, 15 Oct 2019)


-- 
Steve