12315 errors in section 7i of the manual

*** 17,27 ****
  .\"
  .\" Copyright (c) 2009 Sun Microsystems, Inc. All Rights Reserved.
  .\" Copyright 2016 Nexenta Systems, Inc.
  .\" Copyright (c) 2017, Joyent, Inc.
  .\"
! .Dd October 23, 2017
  .Dt DKIO 7I
  .Os
  .Sh NAME
  .Nm dkio
  .Nd disk control operations
--- 17,27 ----
  .\"
  .\" Copyright (c) 2009 Sun Microsystems, Inc. All Rights Reserved.
  .\" Copyright 2016 Nexenta Systems, Inc.
  .\" Copyright (c) 2017, Joyent, Inc.
  .\"
! .Dd February 17, 2020
  .Dt DKIO 7I
  .Os
  .Sh NAME
  .Nm dkio
  .Nd disk control operations
*** 807,817 ****
  .Bd -literal -offset 2n
  /*
   * Used by applications to get partition or slice information
   */
  struct extpart_info {
!     diskkaddr_t      p_start;
      diskaddr_t       p_length;
  };
  .Ed
  .It Dv DKIOCSETEXTPART
  .Pp
--- 807,817 ----
  .Bd -literal -offset 2n
  /*
   * Used by applications to get partition or slice information
   */
  struct extpart_info {
!     diskaddr_t       p_start;
      diskaddr_t       p_length;
  };
  .Ed
  .It Dv DKIOCSETEXTPART
  .Pp