[Midnightbsd-cvs] [MidnightBSD/src] a3b493: fix some libcxxrt issues

[Lucas Holt]

  Branch: refs/heads/master
  Home:   https://github.com/MidnightBSD/src
  Commit: a3b4934887aa8741cf9bd517d54ec1bfb4d83362
      https://github.com/MidnightBSD/src/commit/a3b4934887aa8741cf9bd517d54ec1bfb4d83362
  Author: Lucas Holt <luke at foolishgames.com>
  Date:   2021-09-11 (Sat, 11 Sep 2021)

  Changed paths:
    M contrib/libcxxrt/libelftc_dem_gnu3.c
    M contrib/libcxxrt/unwind-arm.h
    M contrib/libcxxrt/unwind-itanium.h

  Log Message:
  -----------
  fix some libcxxrt issues