$OpenBSD$
--- Makefile.orig	Sun Jan 23 22:01:55 2000
+++ Makefile	Tue Jun  1 03:22:37 2010
@@ -81,7 +81,7 @@ LDFLAGS=
 
 ## Installation prefix
 # Adjust to taste. Stuff gets installed here.
-PREFIX=/usr/local
+PREFIX?=/usr/local
 #PREFIX=/usr/local/X11
 
 ## X11 location and options
@@ -145,7 +145,7 @@ INSTALL_BIN=install -c -m 755
 #          You shouldn't need to edit below here           #
 ############################################################
 
-LIBDIR=$(PREFIX)/lib/xfrisk
+LIBDIR=$(PREFIX)/share/xfrisk
 BINDIR=$(PREFIX)/bin
 
 # Data files, stored in LIBDIR