--- a/makefile	Thu Sep 29 07:47:06 2011 +0900
+++ b/makefile	Sun Oct 02 18:44:03 2011 +0900
@@ -1,6 +1,6 @@
 #
 # Makefile for wxWidgets Application
-#  Last Change: 27-Sep-2011.
+#  Last Change: 01-Oct-2011.
 #  by Takayuki Mutoh
 #
 
@@ -74,7 +74,7 @@
 
 OBJ = $(OBJDIR)/main.o \
 	  $(OBJDIR)/myframe.o \
-	  $(OBJDIR)/preview.o
+	  $(OBJDIR)/delwhite.o
 ifdef COMSPEC
 OBJMSW = $(OBJ) $(OBJDIR)/sample_rc.o
 endif
@@ -89,6 +89,15 @@
 
 all: $(EXECUTABLE)
 
+ifdef COMSPEC
+$(PROGNAME): $(OBJMSW)
+	$(CXX) $^ -o $@ $(LIBS)
+else
+$(PROGNAME): $(OBJ)
+	$(CXX) $^ -o $@ $(LIBS)
+endif
+
+
 $(OBJDIR)/main.o: main.cpp main.h myframe.h common.h
 	-mkdir -p $(OBJDIR)
 	$(CXX) -c $< -o $@ $(CPPFLAGS)
@@ -96,11 +105,11 @@
 $(OBJDIR)/myframe.o: myframe.cpp myframe.h symbol.h common.h
 	$(CXX) -c $< -o $@ $(CPPFLAGS)
 
+$(OBJDIR)/delwhite.o: delwhite.cpp delwhite.h common.h
+	$(CXX) -c $< -o $@ $(CPPFLAGS)
+
 testtune: testtune.cpp
 	$(CXX) $< -o $@ $(CPPFLAGS) $(LIBS)
-#$(OBJDIR)/preview.o: preview.cpp preview.h common.h
-#	$(CXX) -c $< -o $@ $(CPPFLAGS)
-
 
 
 # for icon