svn commit: r355600 - in head: share/man/man9 sys/kern sys/sys

[Hans Petter Selasky]

On 2019-12-10 22:58, John Baldwin wrote:
>   While here, add <sys/callout.h> to the manpage.

FYI:

Linux guys eliminated the "void *c_arg" in their timer implementation by 
using container_of() to get callback argument. We could possibly do the 
same!

--HPS