Log message:
macports-legacy-support: update to 1.4.0. Changes:

1.4.0:
Update copyright years
Multiple updates, mostly for realpath()
Multiple updates, mostly for stat() by @fhgwright in #105
Multiple changes (primarily cleanups)
Fixes for copyfile(), *statx() and TargetConditionals
Multiple fixes and new features
Add CPU_TYPE_ARM; update README

1.3.0:
Add implementation and tests for stpncpy() security wrapper
Many updates - primarily header-related
Cleanups and a few minor bugfixes
Mostly SDK-related changes, including __DARWIN_C_LEVEL stuff
Add two new queue macros with tests, plus a warning fix
Add fgetattrlist()

Tested on Sequoia/aarch64 and Tiger/powerpc.

Log message:
macports-legacy-support: update to 1.2.3. Changes:

1.2.3:
- Add stpncpy() support, along with associated tests
- Allow reexport on newer systems
- test_dirfuncs_compat: fix warning

1.2.2:
- dirfuncs_compat: Add comment regarding retention
- sysconf(_SC_PHYS_PAGES): Always use wrapper on i386
- sys/socket.h: Fix CMSG_DATA definition in <10.6
- Add test for os/lock.h
- Add more library symbols for Rust support

1.2.1:
- Added compatibility entry points. No change to existing code.

1.2.0:
- fdopendir: fixes/improvements
- Build fixes for dirent.h, on 10.9 and 10.4

Log message:
Add devel/macports-legacy-support

Installs wrapper headers and library functions that add common
functions missing in various older OSX releases to bring them
approximately up to current expected standards.

This package differs from libnbcompat in that it includes
Mac OS X specific APIs.