--- a/Makefile	2013-04-19 08:58:49.000000000 -0400
+++ b/Makefile	2014-03-05 17:28:00.148760337 -0500
@@ -2,7 +2,7 @@
 # (c) 1998--2013 Martin Mares <mj@ucw.cz>
 
 OPT=-O2
-CFLAGS=$(OPT) -Wall -W -Wno-parentheses -Wstrict-prototypes -Wmissing-prototypes
+CFLAGS+=-Wall -W -Wno-parentheses -Wstrict-prototypes -Wmissing-prototypes
 
 VERSION=3.2.0
 DATE=2013-04-19
@@ -29,7 +29,7 @@ LIBKMOD=
 ABI_VERSION=.3
 
 # Installation directories
-PREFIX=/usr/local
+PREFIX=/usr
 SBINDIR=$(PREFIX)/sbin
 SHAREDIR=$(PREFIX)/share
 IDSDIR=$(SHAREDIR)