060efdcf9f7fd1b5380be75eed479933b210ee9d
 src/GvimExt/Make_ming.mak | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/GvimExt/Make_ming.mak b/src/GvimExt/Make_ming.mak
index 2976ea0..a6ab3ae 100644
--- a/src/GvimExt/Make_ming.mak
+++ b/src/GvimExt/Make_ming.mak
@@ -43,6 +43,10 @@ else
 DEL = del
 endif
 endif
+# Set the default $(WINVER) to make it work with WinXP.
+ifndef WINVER
+WINVER = 0x0501
+endif
 CXX := $(CROSS_COMPILE)g++
 WINDRES := $(CROSS_COMPILE)windres
 WINDRES_CXX = $(CXX)
@@ -68,7 +72,7 @@ $(DLL): $(OBJ) $(RES) $(DEFFILE)
 			$(LIBS)
 
 gvimext.o: gvimext.cpp
-	$(CXX) $(CXXFLAGS) -DFEAT_GETTEXT -c $? -o $@
+	$(CXX) $(CXXFLAGS) -DFEAT_GETTEXT -DWINVER=$(WINVER) -D_WIN32_WINNT=$(WINVER) -c $? -o $@
 
 $(RES): gvimext_ming.rc
 	$(WINDRES) $(WINDRES_FLAGS) --input-format=rc --output-format=coff -DMING $? -o $@