[erlang-patches] erts, kernel: make internal fun easier to use correctly

[Tuncer Ayaz]

As discussed with Lukas Larsson, make the internal socket
locking function easier to use correctly.

git fetch git://github.com/tuncer/otp.git inet-lock_socket

https://github.com/tuncer/otp/compare/inet-lock_socket
https://github.com/tuncer/otp/compare/inet-lock_socket.patch