--- a/src/Make_ming.mak
+++ b/src/Make_ming.mak
@@ -104,6 +104,23 @@ PERLLIB=$(PERL)/lib
 PERLLIBS=$(PERLLIB)/Core
 endif
 
+# uncomment 'LUA' if you want a Lua-enabled version
+#LUA=/usr/local
+ifdef LUA
+ifndef DYNAMIC_LUA
+DYNAMIC_LUA=yes
+endif
+
+ifndef LUA_VER
+LUA_VER=51
+endif
+
+ifeq (no,$(DYNAMIC_LUA))
+LUA_LIB = -L$(LUA)/lib -llua
+endif
+
+endif
+
 # uncomment 'MZSCHEME' if you want a MzScheme-enabled version
 #MZSCHEME=d:/plt
 ifdef MZSCHEME
@@ -294,6 +311,13 @@ CFLAGS += -DDYNAMIC_PERL -DDYNAMIC_PERL_
 endif
 endif
 
+ifdef LUA
+CFLAGS += -I$(LUA)/include -DFEAT_LUA
+ifeq (yes, $(DYNAMIC_LUA))
+CFLAGS += -DDYNAMIC_LUA -DDYNAMIC_LUA_DLL=\"lua$(LUA_VER).dll\"
+endif
+endif
+
 ifdef MZSCHEME
 CFLAGS += -I$(MZSCHEME)/include -DFEAT_MZSCHEME -DMZSCHEME_COLLECTS=\"$(MZSCHEME)/collects\"
 ifeq (yes, $(DYNAMIC_MZSCHEME))
@@ -427,6 +451,9 @@ OBJ = \
 ifdef PERL
 OBJ += $(OUTDIR)/if_perl.o
 endif
+ifdef LUA
+OBJ += $(OUTDIR)/if_lua.o
+endif
 ifdef MZSCHEME
 OBJ += $(OUTDIR)/if_mzsch.o
 MZSCHEME_INCL = if_mzsch.h
@@ -549,7 +576,7 @@ uninstal.exe: uninstal.c
 	$(CC) $(CFLAGS) -o uninstal.exe uninstal.c $(LIB)
 
 $(TARGET): $(OUTDIR) $(OBJ)
-	$(CC) $(CFLAGS) $(LFLAGS) -o $@ $(OBJ) $(LIB) -lole32 -luuid $(MZSCHEME_LIBDIR) $(MZSCHEME_LIB) $(PYTHONLIB) $(RUBYLIB)
+	$(CC) $(CFLAGS) $(LFLAGS) -o $@ $(OBJ) $(LIB) -lole32 -luuid $(LUA_LIB) $(MZSCHEME_LIBDIR) $(MZSCHEME_LIB) $(PYTHONLIB) $(RUBYLIB)
 
 upx: exes
 	upx gvim.exe
@@ -632,7 +659,7 @@ ifneq (sh.exe, $(SHELL))
 	@echo 'char_u *default_vim_dir = (char_u *)"$(VIMRCLOC)";' >> pathdef.c
 	@echo 'char_u *default_vimruntime_dir = (char_u *)"$(VIMRUNTIMEDIR)";' >> pathdef.c
 	@echo 'char_u *all_cflags = (char_u *)"$(CC) $(CFLAGS)";' >> pathdef.c
-	@echo 'char_u *all_lflags = (char_u *)"$(CC) $(CFLAGS) $(LFLAGS) -o $(TARGET) $(LIB) -lole32 -luuid $(MZSCHEME_LIBDIR) $(MZSCHEME_LIB) $(PYTHONLIB) $(RUBYLIB)";' >> pathdef.c
+	@echo 'char_u *all_lflags = (char_u *)"$(CC) $(CFLAGS) $(LFLAGS) -o $(TARGET) $(LIB) -lole32 -luuid $(LUA_LIB) $(MZSCHEME_LIBDIR) $(MZSCHEME_LIB) $(PYTHONLIB) $(RUBYLIB)";' >> pathdef.c
 	@echo 'char_u *compiled_user = (char_u *)"$(USERNAME)";' >> pathdef.c
 	@echo 'char_u *compiled_sys = (char_u *)"$(USERDOMAIN)";' >> pathdef.c
 else
@@ -642,7 +669,7 @@ else
 	@echo char_u *default_vim_dir = (char_u *)"$(VIMRCLOC)"; >> pathdef.c
 	@echo char_u *default_vimruntime_dir = (char_u *)"$(VIMRUNTIMEDIR)"; >> pathdef.c
 	@echo char_u *all_cflags = (char_u *)"$(CC) $(CFLAGS)"; >> pathdef.c
-	@echo char_u *all_lflags = (char_u *)"$(CC) $(CFLAGS) $(LFLAGS) -o $(TARGET) $(LIB) -lole32 -luuid $(MZSCHEME_LIBDIR) $(MZSCHEME_LIB) $(PYTHONLIB) $(RUBYLIB)"; >> pathdef.c
+	@echo char_u *all_lflags = (char_u *)"$(CC) $(CFLAGS) $(LFLAGS) -o $(TARGET) $(LIB) -lole32 -luuid $(LUA_LIB) $(MZSCHEME_LIBDIR) $(MZSCHEME_LIB) $(PYTHONLIB) $(RUBYLIB)"; >> pathdef.c
 	@echo char_u *compiled_user = (char_u *)"$(USERNAME)"; >> pathdef.c
 	@echo char_u *compiled_sys = (char_u *)"$(USERDOMAIN)"; >> pathdef.c
 endif