--- Makefile.orig	Sun Jun 16 03:28:47 2002
+++ Makefile	Sun Jun 16 03:29:04 2002
@@ -22,7 +22,8 @@
 SHLIB_MAJOR=	1
 
 PREFIX?=	/usr/local
-INCDIR=	${PREFIX}/include
+INCSDIR=${PREFIX}/include
+INCDIR=	${INCSDIR}		# for 4.x bsd.lib.mk
 LIBDIR=	${PREFIX}/lib
 MANDIR= ${PREFIX}/man/man