kern/176280: [kernel] On net/if_var.h we can't return a value in a void function.

[araujo at FreeBSD.org]

Synopsis: [kernel] On net/if_var.h we can't return a value in a void function.

State-Changed-From-To: closed->open
State-Changed-By: araujo
State-Changed-When: Thu Feb 21 02:47:04 UTC 2013
State-Changed-Why: 
Re-open this PR, discussed with Eitan Adler

http://www.freebsd.org/cgi/query-pr.cgi?pr=176280