--- Makefile.orig	2011-04-01 00:24:08.000000000 +0000
+++ Makefile	2011-04-01 01:00:03.000000000 +0000
@@ -1,4 +1,4 @@
-PREFIX    ?= /usr/local
+PREFIX    ?= $(DESTDIR)/usr
 CC         = gcc
 CFLAGS    ?= -O2 -g -funroll-loops -frename-registers
 CFLAGS    += -D_LARGEFILE_SOURCE -DLARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -D_XOPEN_SOURCE=500 -D_BSD_SOURCE -D_REENTRANT