sync with freebsd4 	- typo 	- wrap a MACRO by 'do {} while(0)' 	- tabify
sync with freebsd4
	- typo
	- wrap a MACRO by 'do {} while(0)'
	- tabify

MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame,MarginC/kame