Add flags option for savecore.

Submitted by:	David A. Panariti <davep@who.net>

etc/defaults/rc.conf

@@ -307,6 +307,7 @@ usbd_flags=""		# Flags to usbd (if enabled).
 sendmail_enable="NO"	# Run the sendmail daemon (YES/NO).
 sendmail_flags="-bd -q30m" # Flags to sendmail (if enabled)
 dumpdev="NO"		# Device name to crashdump to (or NO).
+savecore_flags="" 	# Used if dumpdev is enabled above, and present.
 enable_quotas="NO"      # turn on quotas on startup (or NO).
 check_quotas="YES"	# Check quotas on startup (or NO).
 accounting_enable="NO"	# Turn on process accounting (or NO).

etc/rc

@@ -474,9 +474,9 @@ case ${dumpdev} in
 	;;
 *)
 	if [ -e "${dumpdev}" -a -d /var/crash ]; then
-		dumpon -v ${dumpdev}
+		/sbin/dumpon -v ${dumpdev}
 		echo -n 'Checking for core dump: '
-		savecore /var/crash
+		/sbin/savecore ${savecore_flags} /var/crash
 	fi
 	;;
 esac