updated for version 7.3.836
Problem:    Clipboard does not work on Win32 when compiled with Cygwin.
Solution:   Move the Win32 clipboard code to a separate file and use it when
            building with os_unix.c. (Frodak Baksik, Ken Takata)
diff --git a/src/Make_ivc.mak b/src/Make_ivc.mak
index 91f3bb6..16589ea 100644
--- a/src/Make_ivc.mak
+++ b/src/Make_ivc.mak
@@ -241,6 +241,7 @@
 	"$(INTDIR)/ops.obj" \
 	"$(INTDIR)/option.obj" \
 	"$(INTDIR)/os_mswin.obj" \
+	"$(INTDIR)/winclip.obj" \
 	"$(INTDIR)/os_win32.obj" \
 	"$(INTDIR)/popupmnu.obj" \
 	"$(INTDIR)/quickfix.obj" \
@@ -600,6 +601,10 @@
 # End Source File
 # Begin Source File
 
+SOURCE=.\winclip.c
+# End Source File
+# Begin Source File
+
 SOURCE=.\os_win32.c
 # End Source File
 # Begin Source File