* xref sysctl
* do not mark kern.ipc.mbuf_wait up as a function argument.
* do not mix case of function argument names
* a mbuf -> an mbuf
* if -> whether
* typos
Also introduce a bunch of (missed?) macros and functions.
This man page still needs a lot of work, most likely a re-ordering
of the macros/functions, and a more complete, more accurate, listing of
available routines.
A good and worthy start nonetheless.