diff --git a/share/mk/bsd.own.mk b/share/mk/bsd.own.mk
index 631c7ebe8466..0ce09db8ef83 100644
--- a/share/mk/bsd.own.mk
+++ b/share/mk/bsd.own.mk
@@ -1,4 +1,4 @@
-#	$Id: bsd.own.mk,v 1.9 1997/02/22 13:56:12 peter Exp $
+#	$Id: bsd.own.mk,v 1.10 1997/03/08 23:46:56 wosch Exp $
 #
 # The include file <bsd.own.mk> set common variables for owner,
 # group, mode, and directories. Defaults are in brackets.
@@ -41,6 +41,10 @@
 #
 # LIBDIR	Base path for libraries. [/usr/lib]
 #
+# LIBCOMPATDIR	Base path for compat libraries. [/usr/lib/compat]
+#
+# LIBDATADIR	Base path for misc. utility data files. [/usr/libdata]
+#
 # LINTLIBDIR	Base path for lint libraries. [/usr/libdata/lint]
 #
 # SHLIBDIR	Base path for shared libraries. [${LIBDIR}]
@@ -110,7 +114,7 @@
 #
 # NLSMODE	National Language Support files mode. [${NONBINMODE}]
 #
-
+# INCLUDEDIR	Base path for standard C include files [/usr/include]
 
 # Binaries
 BINOWN?=	bin
@@ -119,6 +123,8 @@ BINMODE?=	555
 NOBINMODE?=	444
 
 LIBDIR?=	/usr/lib
+LIBCOMPATDIR	/usr/lib/compat
+LIBDATADIR	/usr/libdata
 LINTLIBDIR?=	/usr/libdata/lint
 SHLIBDIR?=	${LIBDIR}
 LIBOWN?=	${BINOWN}
@@ -157,6 +163,8 @@ NLSGRP?=	${SHAREOWN}
 NLSOWN?=	${SHAREGRP}
 NLSMODE?=	${NONBINMODE}
 
+INCLUDEDIR?=	/usr/include
+
 # Common variables
 .if !defined(DEBUG_FLAGS)
 STRIP?=		-s