patch 7.4.1169
Problem:    The socket I/O is intertwined with the netbeans code.
Solution:   Start refactoring the netbeans communication to split off the
            socket I/O.  Add the +channel feature.
diff --git a/src/os_mswin.c b/src/os_mswin.c
index 698c210..ed7aa83 100644
--- a/src/os_mswin.c
+++ b/src/os_mswin.c
@@ -231,7 +231,7 @@
 # ifdef FEAT_OLE
     UninitOLE();
 # endif
-# ifdef FEAT_NETBEANS_INTG
+# ifdef FEAT_CHANNEL
     if (WSInitialized)
     {
 	WSInitialized = FALSE;