Make our rc ready for recently introduced exit code in fsck
Make our rc ready for recently introduced exit code in fsck

Inspired by: https://svnweb.freebsd.org/base?view=revision&revision=331015

pfsense/pfsense,phil-davis/pfsense,dennypage/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,pfsense/pfsense,pfsense/pfsense,NewEraCracker/pfsense,NewEraCracker/pfsense,dennypage/pfsense,pfsense/pfsense,phil-davis/pfsense,NewEraCracker/pfsense,phil-davis/pfsense,dennypage/pfsense,dennypage/pfsense