patch 7.4.1963
Problem:    Running Win32 Vim in mintty does not work.
Solution:   Detect mintty and give a helpful error message. (Ken Takata)
diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak
index f1e3f01..5687f09 100644
--- a/src/Make_mvc.mak
+++ b/src/Make_mvc.mak
@@ -655,6 +655,8 @@
 	/machine:$(CPU)
 !else
 SUBSYSTEM = console
+CUI_INCL = iscygpty.h
+CUI_OBJ = $(OUTDIR)\iscygpty.obj
 !endif
 
 !if "$(SUBSYSTEM_VER)" != ""
@@ -1026,12 +1028,12 @@
 	tee/tee.exe \
 	GvimExt/gvimext.dll
 
-$(VIM).exe: $(OUTDIR) $(OBJ) $(GUI_OBJ) $(OLE_OBJ) $(OLE_IDL) $(MZSCHEME_OBJ) \
+$(VIM).exe: $(OUTDIR) $(OBJ) $(GUI_OBJ) $(CUI_OBJ) $(OLE_OBJ) $(OLE_IDL) $(MZSCHEME_OBJ) \
 		$(LUA_OBJ) $(PERL_OBJ) $(PYTHON_OBJ) $(PYTHON3_OBJ) $(RUBY_OBJ) $(TCL_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) \
+	$(link) $(LINKARGS1) -out:$(VIM).exe $(OBJ) $(GUI_OBJ) $(CUI_OBJ) $(OLE_OBJ) \
 		$(LUA_OBJ) $(MZSCHEME_OBJ) $(PERL_OBJ) $(PYTHON_OBJ) $(PYTHON3_OBJ) $(RUBY_OBJ) \
 		$(TCL_OBJ) $(CSCOPE_OBJ) $(NETBEANS_OBJ) $(CHANNEL_OBJ) \
 		$(XPM_OBJ) $(OUTDIR)\version.obj $(LINKARGS2)
@@ -1223,9 +1225,12 @@
 $(OUTDIR)/if_tcl.obj: $(OUTDIR) if_tcl.c  $(INCL)
 	$(CC) $(CFLAGS) $(TCL_INC) if_tcl.c
 
+$(OUTDIR)/iscygpty.obj:	$(OUTDIR) iscygpty.c $(CUI_INCL)
+	$(CC) $(CFLAGS) iscygpty.c -D_WIN32_WINNT=0x0600 -DUSE_DYNFILEID -DENABLE_STUB_IMPL
+
 $(OUTDIR)/json.obj:	$(OUTDIR) json.c  $(INCL)
 
-$(OUTDIR)/main.obj:	$(OUTDIR) main.c  $(INCL)
+$(OUTDIR)/main.obj:	$(OUTDIR) main.c  $(INCL) $(CUI_INCL)
 
 $(OUTDIR)/mark.obj:	$(OUTDIR) mark.c  $(INCL)