bit more careful ldconfig

src/etc/rc

@@ -1,4 +1,4 @@
-#	$OpenBSD: rc,v 1.25 1996/09/23 13:06:36 deraadt Exp $
+#	$OpenBSD: rc,v 1.26 1996/10/09 07:13:30 deraadt Exp $
 
 # System startup script run by init on autoboot
 # or after single-user.
@@ -297,7 +297,14 @@ rm -f $T
 
 if [ -f /sbin/ldconfig ]; then
 	echo 'creating runtime link editor directory cache.'
-	ldconfig /usr/local/lib /usr/X11R6/lib
+	_LIBS=
+	if [ -d /usr/local/lib ]; then
+		_LIBS="$_LIBS /usr/local/lib"
+	fi
+	if [ -d /usr/X11R6/lib ]; then
+		_LIBS="$_LIBS /usr/X11R6/lib"
+	fi
+	ldconfig $_LIBS
 fi 
 
 # Kerberos runs ONLY on the Kerberos server machine