Sent upstream.

Index: Makefile
--- Makefile.orig
+++ Makefile
@@ -31,7 +31,7 @@ GTKLIBS=`$(PKG_CONFIG) --libs gtk+-2.0`
 GTKLIBS12=`gtk-config --cflags`
 GTKFLAGS12=`gtk-config --libs`
 
-CFLAGS=  -Wall --pedantic -fno-common -I./include -DDATADIR=\"$(DATADIR)\" -DINSTALL_DATA_DIR=\"$(INSTALL_DATA_DIR)\"
+CFLAGS +=  -Wall --pedantic -fno-common -I./include -DDATADIR=\"$(DATADIR)\" -DINSTALL_DATA_DIR=\"$(INSTALL_DATA_DIR)\"
 LDFLAGS=  $(SOUNDFLAGS) $(GTKLIBS) -lX11 -lm -lpthread
 
 CFLAGS12=  -Wall -I./include -DGTK12 -DDATADIR=\"$(DATADIR)\" -DINSTALL_DATA_DIR=\"$(INSTALL_DATA_DIR)\" 
@@ -97,7 +97,7 @@ mrproper: clean
 	rm -f src/*~ include/*~
 
 .c.o:	
-#		$(CC) $(CFLAGS) $(GTKFLAGS) -c $< -o  $@ 
+	$(CC)  $(CFLAGS)   $(GTKFLAGS) -c $< -o  $@ 
 # add -pg for profile
 #		$(CC) -pg  $(CFLAGS)  $(GTKFLAGS) -c $< -o  $@ 
 # add -g for debug
