remove please from manual pages
ok jmc@ sthen@ millert@

No specific called "exec(3)", so move primary manpage to a name which
does exist -- execv(3). Still call this a family but without "Nm".
Adjust Xr in various pages to refer to the precise function u

No specific called "exec(3)", so move primary manpage to a name which
does exist -- execv(3). Still call this a family but without "Nm".
Adjust Xr in various pages to refer to the precise function used
rather than the family, in most cases the semantics of execve(2) are
being referenced, so change the Xr.
ok jmc

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obvious .Pa fixes; found with mandocdb(8)

increase MAXINTERP from 64 to 128 and allow a little extra room on top
of that for shell scripts to cover the #!, an optional space following
it and a newline at the end. feedback and ok miod@

First pass at removing clauses 3 and 4 from NetBSD licenses.

Not sure what's more surprising: how long it took for NetBSD to
catch up to the rest of the BSDs (including UCB), or the amount of
code t

First pass at removing clauses 3 and 4 from NetBSD licenses.

Not sure what's more surprising: how long it took for NetBSD to
catch up to the rest of the BSDs (including UCB), or the amount of
code that NetBSD has claimed for itself without attributing to the
actual authors.

OK deraadt@

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convert to new .Dd format;

grammar; ok jmc

s/-p1003.1-2003/-p1003.1-2004/g

add script(7): interpreter script execution;
from netbsd;

some tidy up from jaredy@, otto@, and myself;