5880 Increase IOV_MAX to at least 1024
Portions contributed by: Jerry Jelinek <jerry.jelinek@joyent.com>

*** 26,35 ****
--- 26,36 ----
  # Copyright 2013 Saso Kiselkov. All rights reserved.
  # Copyright 2015 Igor Kozhukhov <ikozhukhov@gmail.com>
  # Copyright 2017 Nexenta Systems, Inc.
  # Copyright 2016 Hans Rosenfeld <rosenfeld@grumpf.hope-2000.org>
  # Copyright 2019 Peter Tribble.
+ # Copyright 2015, Joyent, Inc. All rights reserved.
  #
  
  include $(SRC)/uts/Makefile.uts
  
  FILEMODE=644
*** 346,355 ****
--- 347,357 ----
          ksynch.h                \
          ldterm.h                \
          lgrp.h                  \
          lgrp_user.h             \
          libc_kernel.h           \
+         limits.h                \
          link.h                  \
          linker_set.h            \
          list.h                  \
          list_impl.h             \
          llc1.h                  \