> How many times have you not seen the information
> placed in a package MESSAGE file because the package
> was installed as a dependency and the file was
> concatenated between a bunch of autoconf checks?
> 
> For me the answer is usually, which is the basis of
> this feature request (for discussion before a formal
> ticket request).
> 
> With a mk.conf option
> 
> MAIL_MESSAGE=	y
> 
> the MESSAGE file could be mailed at the same time
> it's displayed, to the user who generated it.
> 
> Is this a useful feature for anyone else?

Definitely.

Please set PKGSRC_MESSAGE_RECIPIENTS and read pkgsrc/mk/defaults/mk.conf 
about it.

  Jeremy C. Reed