Copy head (r256279) to stable/10 as part of the 10.0-RELEASE cycle.Approved by: re (implicit)Sponsored by: The FreeBSD Foundation
Fix whitespace inconsistencies in systat(1).According to md5(1), the resulting binary is the same.
WARNS=2 fixes with NO_WERROR set, as there are some header issueswith namelists. use __FBSDID().
$Id$ -> $FreeBSD$
Add a mode to display ICMP statistics.Inspired by: IRIX netstat -C