Index: slim-1.3.2/Makefile
===================================================================
--- slim-1.3.2.orig/Makefile
+++ slim-1.3.2/Makefile
@@ -5,7 +5,8 @@
 #######################################################
 CXX=/usr/bin/g++
 CC=/usr/bin/gcc
-CFLAGS=-Wall -I. -I/usr/include/freetype2 -I/usr/include/freetype2/config -I/usr/include/libpng12 -I/usr/include
+OPTFLAGS=-O2 -g -Wall
+CFLAGS=$(OPTFLAGS) -I. -I/usr/include/freetype2 -I/usr/include/freetype2/config -I/usr/include/libpng12 -I/usr/include
 CXXFLAGS=$(CFLAGS)
 LDFLAGS=-lXft -lX11 -lfreetype -lXrender -lfontconfig -lpng12 -lz -lm -lcrypt -lXmu -lpng -ljpeg -lrt
 CUSTOM=-DHAVE_SHADOW
@@ -42,10 +43,10 @@ slim: $(OBJECTS)
 	$(CC) $(CFLAGS) $(DEFINES) $(CUSTOM) -c $< -o $@
 
 install: slim install-theme
-	install -D -m 755 slim $(DESTDIR)$(PREFIX)/bin/slim
-	install -D -m 644 slim.1 $(DESTDIR)$(MANDIR)/man1/slim.1
+	$(INSTALL) -D -m 755 slim $(DESTDIR)$(PREFIX)/bin/slim
+	$(INSTALL) -D -m 644 slim.1 $(DESTDIR)$(MANDIR)/man1/slim.1
 	test -e $(DESTDIR)$(CFGDIR)/slim.conf || \
-		install -D -m 644 slim.conf $(DESTDIR)$(CFGDIR)/slim.conf
+		$(INSTALL) -D -m 644 slim.conf $(DESTDIR)$(CFGDIR)/slim.conf
 
 clean:
 	@rm -f slim *.o
@@ -61,9 +62,9 @@ dist:
 
 
 install-theme:
-	install -D -m 644 themes/default/slim.theme \
+	$(INSTALL) -D -m 644 themes/default/slim.theme \
 		 $(DESTDIR)$(PREFIX)/share/slim/themes/default/slim.theme
-	install -D -m 644 themes/default/panel.png \
+	$(INSTALL) -D -m 644 themes/default/panel.png \
 		 $(DESTDIR)$(PREFIX)/share/slim/themes/default/panel.png
-	install -D -m 644 themes/default/background.jpg \
+	$(INSTALL) -D -m 644 themes/default/background.jpg \
 		 $(DESTDIR)$(PREFIX)/share/slim/themes/default/background.jpg