lib/libc/include/x86_64-macos-gnu/ifaddrs.h    |  70 +++++++++++++
 lib/libc/include/x86_64-macos-gnu/net/if_dl.h  | 121 +++++++++++++++++++++
 lib/libc/include/x86_64-macos-gnu/sys/filio.h  |  85 +++++++++++++++
 lib/libc/include/x86_64-macos-gnu/sys/ioctl.h  | 110 +++++++++++++++++++
 lib/libc/include/x86_64-macos-gnu/sys/sockio.h | 180 ++++++++++++++++++++++++++++++++
 5 files changed, 566 insertions(+)