diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak
index c009aa9..c34a63e 100644
--- a/src/Make_mvc.mak
+++ b/src/Make_mvc.mak
@@ -96,6 +96,13 @@
 #	PostScript printing: POSTSCRIPT=yes (default is no)
 #
 #	Netbeans Support: NETBEANS=[yes or no] (default is yes if GUI is yes)
+#	Requires CHANNEL.
+#
+#	Netbeans Debugging Support: NBDEBUG=[yes or no] (should be no, yes
+#	doesn't work)
+#
+#	Inter process communication: CHANNEL=[yes or no] (default is yes if GUI
+#	is yes)
 #
 #	XPM Image Support: XPM=[path to XPM directory]
 #	Default is "xpm", using the files included in the distribution.
@@ -114,9 +121,6 @@
 #	  yes:   Write a normal mapfile.
 #	  lines: Write a mapfile with line numbers (only for VC6 and later)
 #
-#	Netbeans Debugging Support: NBDEBUG=[yes or no] (should be no, yes
-#	doesn't work)
-#
 #	Static Code Analysis: ANALYZE=yes (works with VS2012 only)
 #
 # You can combine any of these interfaces
@@ -290,9 +294,13 @@
 NETBEANS = $(GUI)
 !endif
 
-# Only allow NETBEANS and XPM for a GUI build.
+!ifndef CHANNEL
+CHANNEL = $(GUI)
+!endif
+
+# Only allow NETBEANS and XPM for a GUI build and CHANNEL.
 !if "$(GUI)" == "yes"
-!if "$(NETBEANS)" == "yes"
+!if "$(NETBEANS)" == "yes" && "$(CHANNEL)" == "yes"
 # NETBEANS - Include support for Netbeans integration
 NETBEANS_PRO	= proto/netbeans.pro
 NETBEANS_OBJ	= $(OBJDIR)/netbeans.obj
@@ -333,6 +341,14 @@
 !endif
 !endif
 
+!if "$(CHANNEL)" == "yes"
+CHANNEL_PRO	= proto/channel.pro
+CHANNEL_OBJ	= $(OBJDIR)/channel.obj
+CHANNEL_DEFS	= -DFEAT_CHANNEL
+
+NETBEANS_LIB	= WSock32.lib
+!endif
+
 # Set which version of the CRT to use
 !if defined(USE_MSVCRT)
 # CVARS = $(cvarsdll)
@@ -365,7 +381,7 @@
 #VIMRUNTIMEDIR = somewhere
 
 CFLAGS = -c /W3 /nologo $(CVARS) -I. -Iproto -DHAVE_PATHDEF -DWIN32 \
-		$(SNIFF_DEFS) $(CSCOPE_DEFS) $(NETBEANS_DEFS) \
+		$(SNIFF_DEFS) $(CSCOPE_DEFS) $(NETBEANS_DEFS) $(CHANNEL_DEFS) \
 		$(NBDEBUG_DEFS) $(XPM_DEFS) \
 		$(DEFINES) -DWINVER=$(WINVER) -D_WIN32_WINNT=$(WINVER) \
 		/Fo$(OUTDIR)/ 
@@ -1005,12 +1021,12 @@
 
 $(VIM).exe: $(OUTDIR) $(OBJ) $(GUI_OBJ) $(OLE_OBJ) $(OLE_IDL) $(MZSCHEME_OBJ) \
 		$(LUA_OBJ) $(PERL_OBJ) $(PYTHON_OBJ) $(PYTHON3_OBJ) $(RUBY_OBJ) $(TCL_OBJ) \
-		$(SNIFF_OBJ) $(CSCOPE_OBJ) $(NETBEANS_OBJ) $(XPM_OBJ) \
+		$(SNIFF_OBJ) $(CSCOPE_OBJ) $(NETBEANS_OBJ) $(CHANNEL_OBJ) $(XPM_OBJ) \
 		version.c version.h
 	$(CC) $(CFLAGS) version.c
 	$(link) $(LINKARGS1) -out:$(VIM).exe $(OBJ) $(GUI_OBJ) $(OLE_OBJ) \
 		$(LUA_OBJ) $(MZSCHEME_OBJ) $(PERL_OBJ) $(PYTHON_OBJ) $(PYTHON3_OBJ) $(RUBY_OBJ) \
-		$(TCL_OBJ) $(SNIFF_OBJ) $(CSCOPE_OBJ) $(NETBEANS_OBJ) \
+		$(TCL_OBJ) $(SNIFF_OBJ) $(CSCOPE_OBJ) $(NETBEANS_OBJ) $(CHANNEL_OBJ) \
 		$(XPM_OBJ) $(OUTDIR)\version.obj $(LINKARGS2)
 	if exist $(VIM).exe.manifest mt.exe -nologo -manifest $(VIM).exe.manifest -updateresource:$(VIM).exe;1
 
@@ -1227,6 +1243,8 @@
 
 $(OUTDIR)/netbeans.obj: $(OUTDIR) netbeans.c $(NBDEBUG_SRC) $(INCL)
 
+$(OUTDIR)/channel.obj: $(OUTDIR) channel.c $(INCL)
+
 $(OUTDIR)/normal.obj:	$(OUTDIR) normal.c  $(INCL)
 
 $(OUTDIR)/option.obj:	$(OUTDIR) option.c  $(INCL)
@@ -1362,7 +1380,8 @@
 	proto/ui.pro \
 	proto/undo.pro \
 	proto/window.pro \
-	$(NETBEANS_PRO)
+	$(NETBEANS_PRO) \
+	$(CHANNEL_PRO)
 
 .SUFFIXES: .cod .i