>>	UT_HOSTSIZE (/usr/include/utmp.h) is set to 16.  This is not possible
>>	to put IPv6 numeric address into ut_host[].
>>	IPv6 numeric is usually fit into 40 bytes, in worst case 46 bytes
>>	including "\0".  Worst case is like follows:
>>		1111:2222:3333:4444:5555:123.123.123.123
>should that not be
>		1111:2222:3333:4444:5555:6666:123.123.123.123
>after all...ipv6 uses a 128 bit address.

	Oops sorry, I forgot that I started from 1 :-)

itojun