bpo-27584: New addition of vSockets to the python socket module by caavery · Pull Request #2489 · python/cpython

Support for AF_VSOCK on Linux only

Fixed syntax and naming problems.
Fixed #ifdef AF_VSOCK checking
Restored original aclocal.m4

Added checking for fcntl and thread modules.

Added back comma in (CID, port).

Added news file.
socket.rst now reflects first Linux introduction of AF_VSOCK.
Fixed get_cid in test_socket.py.
Replaced PyLong_FromLong with PyLong_FromUnsignedLong in socketmodule.c
Got rid of extra AF_VSOCK #define.
Added sockaddr_vm to sock_addr.

Put back #undef AF_VSOCK as it is  necessary when vm_sockets.h is not installed.