K 10 svn:author V 6 itojun K 8 svn:date V 27 2000-07-09T06:10:01.000000Z K 7 svn:log V 179 reject empty scopeid. use strtoul() for checking all-numericness of portname. explicitly reject empty numeric portname. sync with kame. based on comments from itohy@netbsd.org END