--- Makefile.orig	2008-03-06 16:07:47.515693827 -0500
+++ Makefile	2008-03-06 16:11:38.132897689 -0500
@@ -1,9 +1,5 @@
-CC=gcc
-PREFIX=/usr
-DOCDIR=${PREFIX}/share/doc/rarcrack
-
 all:
-	${CC} -pthread rarcrack.c `xml2-config --libs --cflags` -O2 -o rarcrack
+	${CC} rarcrack.c `xml2-config --libs --cflags` ${CFLAGS} ${PTHREAD_CFLAGS} ${PTHREAD_LIBS} -o rarcrack
 clean:
 	-rm *.o rarcrack
 install: