diff -Naur unalz/Makefile unalz-patched/Makefile
--- unalz/Makefile	2009-01-20 10:42:59.000000000 +0900
+++ unalz-patched/Makefile	2010-10-03 22:08:17.862000012 +0900
@@ -38,7 +38,8 @@
 	$(CPP) $(OBJ) $(LDFLAGS) -o $(BIN)
 
 install:
-	cp unalz /usr/local/bin/
+	mkdir -p $(DESTDIR)/usr/bin
+	cp unalz $(DESTDIR)/usr/bin
 
 clean:
 	rm -f $(OBJ) $(BIN)