Use tcp address on Windows

nvr/nvr.py

@@ -414,7 +414,10 @@ def main(argv=sys.argv, env=os.environ):
         print_addresses()
         return
 
-    address = options.servername or env.get('NVIM') or env.get('NVIM_LISTEN_ADDRESS') or '/tmp/nvimsocket'
+    address = options.servername or env.get('NVIM') or env.get('NVIM_LISTEN_ADDRESS')
+    if not address:
+        # Since before build 17063 windows doesn't support unix socket, we need another way
+        address = '127.0.0.1:6789' if os.name == 'nt' else '/tmp/nvimsocket'
 
     nvr = Nvr(address, options.s)
     nvr.attach()