updated for version 7.4.412
Problem:    Can't build on Windows XP with MSVC.
Solution:   Add SUBSYSTEM_VER to the Makefile. (Yongwei Wu)
diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak
index c93f4b4..31bcd68 100644
--- a/src/Make_mvc.mak
+++ b/src/Make_mvc.mak
@@ -657,6 +657,10 @@
 SUBSYSTEM = console
 !endif
 
+!if "$(SUBSYSTEM_VER)" != ""
+SUBSYSTEM = $(SUBSYSTEM),$(SUBSYSTEM_VER)
+!endif
+
 !if "$(GUI)" == "yes" && "$(DIRECTX)" == "yes"
 CFLAGS = $(CFLAGS) $(DIRECTX_DEFS)
 GUI_INCL = $(GUI_INCL) $(DIRECTX_INCL)