as in the `vmstat' display mode. The default mode is now `time', not `boot'.
- ANSIfy.
- s@kre\(@vmstat\(@.
- __RCSID() police.
- Tweak inet.icmp display visual a little.
cleanup error handling on mode change failure.
TODO: non-IPv4 kernel support should be improved. "netstat" should be okay,
"inet.ip" and "inet.icmp" needs more trick.
NetBSD PR: 9157