diff --git a/src/Make_cyg_ming.mak b/src/Make_cyg_ming.mak
index f04d11b..24c1338 100644
--- a/src/Make_cyg_ming.mak
+++ b/src/Make_cyg_ming.mak
@@ -869,15 +869,15 @@
 
 ifeq ($(TERMINAL),yes)
 OBJ += $(OUTDIR)/terminal.o \
-	$(OUTDIR)/encoding.o \
-	$(OUTDIR)/keyboard.o \
-	$(OUTDIR)/termmouse.o \
-	$(OUTDIR)/parser.o \
-	$(OUTDIR)/pen.o \
-	$(OUTDIR)/termscreen.o \
-	$(OUTDIR)/state.o \
-	$(OUTDIR)/unicode.o \
-	$(OUTDIR)/vterm.o
+	$(OUTDIR)/vterm_encoding.o \
+	$(OUTDIR)/vterm_keyboard.o \
+	$(OUTDIR)/vterm_mouse.o \
+	$(OUTDIR)/vterm_parser.o \
+	$(OUTDIR)/vterm_pen.o \
+	$(OUTDIR)/vterm_screen.o \
+	$(OUTDIR)/vterm_state.o \
+	$(OUTDIR)/vterm_unicode.o \
+	$(OUTDIR)/vterm_vterm.o
 endif
 
 ifeq ($(SOUND),yes)
@@ -1206,7 +1206,7 @@
 	  -DWCWIDTH_FUNCTION=utf_uint2cells \
 	  -DGET_SPECIAL_PTY_TYPE_FUNCTION=get_special_pty_type
 
-$(OUTDIR)/%.o : libvterm/src/%.c $(TERM_DEPS)
+$(OUTDIR)/vterm_%.o : libvterm/src/%.c $(TERM_DEPS)
 	$(CCCTERM) $< -o $@
 
 
diff --git a/src/Make_mvc.mak b/src/Make_mvc.mak
index 4fb045a..f867b3a 100644
--- a/src/Make_mvc.mak
+++ b/src/Make_mvc.mak
@@ -363,15 +363,15 @@
 !if "$(TERMINAL)" == "yes"
 TERM_OBJ = \
 	$(OBJDIR)/terminal.obj \
-	$(OBJDIR)/encoding.obj \
-	$(OBJDIR)/keyboard.obj \
-	$(OBJDIR)/termmouse.obj \
-	$(OBJDIR)/parser.obj \
-	$(OBJDIR)/pen.obj \
-	$(OBJDIR)/termscreen.obj \
-	$(OBJDIR)/state.obj \
-	$(OBJDIR)/unicode.obj \
-	$(OBJDIR)/vterm.obj
+	$(OBJDIR)/vterm_encoding.obj \
+	$(OBJDIR)/vterm_keyboard.obj \
+	$(OBJDIR)/vterm_mouse.obj \
+	$(OBJDIR)/vterm_parser.obj \
+	$(OBJDIR)/vterm_pen.obj \
+	$(OBJDIR)/vterm_screen.obj \
+	$(OBJDIR)/vterm_state.obj \
+	$(OBJDIR)/vterm_unicode.obj \
+	$(OBJDIR)/vterm_vterm.obj
 TERM_DEFS = -DFEAT_TERMINAL
 TERM_DEPS = \
 	libvterm/include/vterm.h \
@@ -1743,27 +1743,32 @@
 	-DGET_SPECIAL_PTY_TYPE_FUNCTION=get_special_pty_type \
 	-D_CRT_SECURE_NO_WARNINGS
 
-# Create a default rule for libvterm.
-{libvterm/src/}.c{$(OUTDIR)/}.obj::
-	$(CCCTERM) -Fo$(OUTDIR)/ $<
+$(OUTDIR)/vterm_encoding.obj: $(OUTDIR) libvterm/src/encoding.c $(TERM_DEPS)
+	$(CCCTERM) /Fo$@ $<
 
-$(OUTDIR)/encoding.obj: $(OUTDIR) libvterm/src/encoding.c $(TERM_DEPS)
+$(OUTDIR)/vterm_keyboard.obj: $(OUTDIR) libvterm/src/keyboard.c $(TERM_DEPS)
+	$(CCCTERM) /Fo$@ $<
 
-$(OUTDIR)/keyboard.obj: $(OUTDIR) libvterm/src/keyboard.c $(TERM_DEPS)
+$(OUTDIR)/vterm_mouse.obj: $(OUTDIR) libvterm/src/mouse.c $(TERM_DEPS)
+	$(CCCTERM) /Fo$@ $<
 
-$(OUTDIR)/termmouse.obj: $(OUTDIR) libvterm/src/termmouse.c $(TERM_DEPS)
+$(OUTDIR)/vterm_parser.obj: $(OUTDIR) libvterm/src/parser.c $(TERM_DEPS)
+	$(CCCTERM) /Fo$@ $<
 
-$(OUTDIR)/parser.obj: $(OUTDIR) libvterm/src/parser.c $(TERM_DEPS)
+$(OUTDIR)/vterm_pen.obj: $(OUTDIR) libvterm/src/pen.c $(TERM_DEPS)
+	$(CCCTERM) /Fo$@ $<
 
-$(OUTDIR)/pen.obj: $(OUTDIR) libvterm/src/pen.c $(TERM_DEPS)
+$(OUTDIR)/vterm_screen.obj: $(OUTDIR) libvterm/src/screen.c $(TERM_DEPS)
+	$(CCCTERM) /Fo$@ $<
 
-$(OUTDIR)/termscreen.obj: $(OUTDIR) libvterm/src/termscreen.c $(TERM_DEPS)
+$(OUTDIR)/vterm_state.obj: $(OUTDIR) libvterm/src/state.c $(TERM_DEPS)
+	$(CCCTERM) /Fo$@ $<
 
-$(OUTDIR)/state.obj: $(OUTDIR) libvterm/src/state.c $(TERM_DEPS)
+$(OUTDIR)/vterm_unicode.obj: $(OUTDIR) libvterm/src/unicode.c $(TERM_DEPS)
+	$(CCCTERM) /Fo$@ $<
 
-$(OUTDIR)/unicode.obj: $(OUTDIR) libvterm/src/unicode.c $(TERM_DEPS)
-
-$(OUTDIR)/vterm.obj: $(OUTDIR) libvterm/src/vterm.c $(TERM_DEPS)
+$(OUTDIR)/vterm_vterm.obj: $(OUTDIR) libvterm/src/vterm.c $(TERM_DEPS)
+	$(CCCTERM) /Fo$@ $<
 
 
 # $CFLAGS may contain backslashes and double quotes, escape them both.
diff --git a/src/Makefile b/src/Makefile
index f169548..c084463 100644
--- a/src/Makefile
+++ b/src/Makefile
@@ -2860,6 +2860,7 @@
 	-rm -f runtime pixmaps
 	-rm -rf $(APPDIR)
 	-rm -rf mzscheme_base.c
+	-rm -rf libvterm/.libs libterm/t/.libs libvterm/src/*.o libvterm/src/*.lo libvterm/t/*.o libvterm/t/*.lo libvterm/t/harness libvterm/libvterm.la
 	if test -d $(PODIR); then \
 		cd $(PODIR); $(MAKE) prefix=$(DESTDIR)$(prefix) clean; \
 	fi
@@ -3453,36 +3454,39 @@
 Makefile:
 	@echo The name of the makefile MUST be "Makefile" (with capital M)!!!!
 
+# Build rules for libvterm.  Putting them here allows for adding compilation
+# options specific for Vim.  Since the .o files go into objects/ we do need to
+# prefix vterm_ to avoid name clashes.
 CCCTERM = $(CCC_NF) $(VTERM_CFLAGS) $(ALL_CFLAGS) -DINLINE="" \
 	  -DVSNPRINTF=vim_vsnprintf \
 	  -DIS_COMBINING_FUNCTION=utf_iscomposing_uint \
 	  -DWCWIDTH_FUNCTION=utf_uint2cells
 
-objects/encoding.o: libvterm/src/encoding.c $(TERM_DEPS)
+objects/vterm_encoding.o: libvterm/src/encoding.c $(TERM_DEPS)
 	$(CCCTERM) -o $@ libvterm/src/encoding.c
 
-objects/keyboard.o: libvterm/src/keyboard.c $(TERM_DEPS)
+objects/vterm_keyboard.o: libvterm/src/keyboard.c $(TERM_DEPS)
 	$(CCCTERM) -o $@ libvterm/src/keyboard.c
 
-objects/termmouse.o: libvterm/src/termmouse.c $(TERM_DEPS)
-	$(CCCTERM) -o $@ libvterm/src/termmouse.c
+objects/vterm_mouse.o: libvterm/src/mouse.c $(TERM_DEPS)
+	$(CCCTERM) -o $@ libvterm/src/mouse.c
 
-objects/parser.o: libvterm/src/parser.c $(TERM_DEPS)
+objects/vterm_parser.o: libvterm/src/parser.c $(TERM_DEPS)
 	$(CCCTERM) -o $@ libvterm/src/parser.c
 
-objects/pen.o: libvterm/src/pen.c $(TERM_DEPS)
+objects/vterm_pen.o: libvterm/src/pen.c $(TERM_DEPS)
 	$(CCCTERM) -o $@ libvterm/src/pen.c
 
-objects/termscreen.o: libvterm/src/termscreen.c $(TERM_DEPS)
-	$(CCCTERM) -o $@ libvterm/src/termscreen.c
+objects/vterm_screen.o: libvterm/src/screen.c $(TERM_DEPS)
+	$(CCCTERM) -o $@ libvterm/src/screen.c
 
-objects/state.o: libvterm/src/state.c $(TERM_DEPS)
+objects/vterm_state.o: libvterm/src/state.c $(TERM_DEPS)
 	$(CCCTERM) -o $@ libvterm/src/state.c
 
-objects/unicode.o: libvterm/src/unicode.c $(TERM_DEPS)
+objects/vterm_unicode.o: libvterm/src/unicode.c $(TERM_DEPS)
 	$(CCCTERM) -o $@ libvterm/src/unicode.c
 
-objects/vterm.o: libvterm/src/vterm.c $(TERM_DEPS)
+objects/vterm_vterm.o: libvterm/src/vterm.c $(TERM_DEPS)
 	$(CCCTERM) -o $@ libvterm/src/vterm.c
 
 CCCDIFF = $(CCC_NF) $(ALL_CFLAGS)
@@ -4111,27 +4115,27 @@
  proto/gui_beval.pro structs.h regexp.h gui.h alloc.h ex_cmds.h spell.h \
  proto.h globals.h
 objects/gui_gtk_gresources.o: auto/gui_gtk_gresources.c
-objects/encoding.o: libvterm/src/encoding.c libvterm/src/vterm_internal.h \
+objects/vterm_encoding.o: libvterm/src/encoding.c libvterm/src/vterm_internal.h \
  libvterm/include/vterm.h libvterm/include/vterm_keycodes.h \
  libvterm/src/encoding/DECdrawing.inc libvterm/src/encoding/uk.inc
-objects/keyboard.o: libvterm/src/keyboard.c libvterm/src/vterm_internal.h \
+objects/vterm_keyboard.o: libvterm/src/keyboard.c libvterm/src/vterm_internal.h \
  libvterm/include/vterm.h libvterm/include/vterm_keycodes.h \
  libvterm/src/utf8.h
-objects/termmouse.o: libvterm/src/termmouse.c libvterm/src/vterm_internal.h \
+objects/vterm_mouse.o: libvterm/src/mouse.c libvterm/src/vterm_internal.h \
  libvterm/include/vterm.h libvterm/include/vterm_keycodes.h \
  libvterm/src/utf8.h
-objects/parser.o: libvterm/src/parser.c libvterm/src/vterm_internal.h \
+objects/vterm_parser.o: libvterm/src/parser.c libvterm/src/vterm_internal.h \
  libvterm/include/vterm.h libvterm/include/vterm_keycodes.h
-objects/pen.o: libvterm/src/pen.c libvterm/src/vterm_internal.h \
+objects/vterm_pen.o: libvterm/src/pen.c libvterm/src/vterm_internal.h \
  libvterm/include/vterm.h libvterm/include/vterm_keycodes.h
-objects/state.o: libvterm/src/state.c libvterm/src/vterm_internal.h \
+objects/vterm_state.o: libvterm/src/state.c libvterm/src/vterm_internal.h \
  libvterm/include/vterm.h libvterm/include/vterm_keycodes.h
-objects/termscreen.o: libvterm/src/termscreen.c libvterm/src/vterm_internal.h \
+objects/vterm_screen.o: libvterm/src/screen.c libvterm/src/vterm_internal.h \
  libvterm/include/vterm.h libvterm/include/vterm_keycodes.h \
  libvterm/src/rect.h libvterm/src/utf8.h
-objects/unicode.o: libvterm/src/unicode.c libvterm/src/vterm_internal.h \
+objects/vterm_unicode.o: libvterm/src/unicode.c libvterm/src/vterm_internal.h \
  libvterm/include/vterm.h libvterm/include/vterm_keycodes.h
-objects/vterm.o: libvterm/src/vterm.c libvterm/src/vterm_internal.h \
+objects/vterm_vterm.o: libvterm/src/vterm.c libvterm/src/vterm_internal.h \
  libvterm/include/vterm.h libvterm/include/vterm_keycodes.h \
  libvterm/src/utf8.h
 objects/xdiffi.o: xdiff/xdiffi.c xdiff/xinclude.h auto/config.h \
diff --git a/src/auto/configure b/src/auto/configure
index c9b370c..1c00773 100755
--- a/src/auto/configure
+++ b/src/auto/configure
@@ -7907,9 +7907,9 @@
 if test "$enable_terminal" = "yes" -a "$enable_channel" = "yes"; then
   $as_echo "#define FEAT_TERMINAL 1" >>confdefs.h
 
-  TERM_SRC="libvterm/src/encoding.c libvterm/src/keyboard.c libvterm/src/mouse.c libvterm/src/parser.c libvterm/src/pen.c libvterm/src/termscreen.c libvterm/src/state.c libvterm/src/unicode.c libvterm/src/vterm.c"
+  TERM_SRC="libvterm/src/encoding.c libvterm/src/keyboard.c libvterm/src/mouse.c libvterm/src/parser.c libvterm/src/pen.c libvterm/src/creen.c libvterm/src/state.c libvterm/src/unicode.c libvterm/src/vterm.c"
 
-  TERM_OBJ="objects/encoding.o objects/keyboard.o objects/termmouse.o objects/parser.o objects/pen.o objects/termscreen.o objects/state.o objects/unicode.o objects/vterm.o"
+  TERM_OBJ="objects/vterm_encoding.o objects/vterm_keyboard.o objects/vterm_mouse.o objects/vterm_parser.o objects/vterm_pen.o objects/vterm_screen.o objects/vterm_state.o objects/vterm_unicode.o objects/vterm_vterm.o"
 
 fi
 
diff --git a/src/configure.ac b/src/configure.ac
index 97753a6..3ad223b 100644
--- a/src/configure.ac
+++ b/src/configure.ac
@@ -2104,9 +2104,9 @@
 fi
 if test "$enable_terminal" = "yes" -a "$enable_channel" = "yes"; then
   AC_DEFINE(FEAT_TERMINAL)
-  TERM_SRC="libvterm/src/encoding.c libvterm/src/keyboard.c libvterm/src/mouse.c libvterm/src/parser.c libvterm/src/pen.c libvterm/src/termscreen.c libvterm/src/state.c libvterm/src/unicode.c libvterm/src/vterm.c"
+  TERM_SRC="libvterm/src/encoding.c libvterm/src/keyboard.c libvterm/src/mouse.c libvterm/src/parser.c libvterm/src/pen.c libvterm/src/creen.c libvterm/src/state.c libvterm/src/unicode.c libvterm/src/vterm.c"
   AC_SUBST(TERM_SRC)
-  TERM_OBJ="objects/encoding.o objects/keyboard.o objects/termmouse.o objects/parser.o objects/pen.o objects/termscreen.o objects/state.o objects/unicode.o objects/vterm.o"
+  TERM_OBJ="objects/vterm_encoding.o objects/vterm_keyboard.o objects/vterm_mouse.o objects/vterm_parser.o objects/vterm_pen.o objects/vterm_screen.o objects/vterm_state.o objects/vterm_unicode.o objects/vterm_vterm.o"
   AC_SUBST(TERM_OBJ)
 fi
 
diff --git a/src/libvterm/src/termmouse.c b/src/libvterm/src/mouse.c
similarity index 100%
rename from src/libvterm/src/termmouse.c
rename to src/libvterm/src/mouse.c
diff --git a/src/libvterm/src/termscreen.c b/src/libvterm/src/screen.c
similarity index 100%
rename from src/libvterm/src/termscreen.c
rename to src/libvterm/src/screen.c
diff --git a/src/version.c b/src/version.c
index 06454ef..7ad0acd 100644
--- a/src/version.c
+++ b/src/version.c
@@ -754,6 +754,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2128,
+/**/
     2127,
 /**/
     2126,