>again, All NetBSD binary distributions and snapshots ship with IPv6
>support in both kernel and userland.  The scenarios that've made me
>unhappy have been where I build my own v6-free kernels, and the NetBSD
>precopiled userland code doesn't deal with that as gracefully as it
>should.

	Please name which binary behaved badly with IPv4-only kernel whenever
	you found one, submit PR or whatever.
	I cannot find one myself (sendmail.cf was the last example I've heard,
	netstat didn't bite me and you need to give more detail).

itojun