add STANDARDS, improve HISTORY, and basic macro cleanup:
use .Vt for struct names and and .Fa for struct fields

Per POSIX, we now only require <sys/msg.h>, <sys/sem.h>, or <sys/shm.h>

use .At to refer to System V.1; from Jan Stary <hans at stare dot cz>

convert to new .Dd format;

missing full stop

.Xr ftok 3; from tedu@
ok deraadt@

- remove all trailing whitespace
* except when it is escaped with a `\' at the end of the line
- fix remaining .Nm usage as well
- this is from a patch I received from kwesterback@home.com, who

- remove all trailing whitespace
* except when it is escaped with a `\' at the end of the line
- fix remaining .Nm usage as well
- this is from a patch I received from kwesterback@home.com, who has been
working on some scripts for fixing formatting errors in mdoc'd man pages

Ok, so there could be a cost/benefit debate with this commit, but since I have
the patch we might as well commit it...

show more ...

- change references to nil to null; tschroed@acm.org
- remove trailing spaces from end of lines
- add some .Dv
- change -1 to \-1, so `-' is taken as a negative sign
- other misc formatting fixes

add some .Dv and .Er, replace blank lines with .Pp

punctuation

EACESS -> EACCES; garath@code.ridgefield.org

fix openbsd tag

Attempt at cleanup.

properly add them...