Quoting Rick Kelly (rmk@toad.rmkhome.com):
> Chuck Yerkes said:
> 
> >say, this library is used by what package?  Oh none?  rm $mylib
> >Hey! Emacs won't work.
> 
> >Say, what's this file?  What's it belong too.  I can't tell.  Oh well,
> >hope it's not important.
> >Hey! Emacs won't work.
> 
> /home/rmk> ldd /usr/local/bin/emacs
> /usr/local/bin/emacs:
>          -lossaudio.0 => /usr/lib/libossaudio.so.0
>          -ltermcap.0 => /usr/lib/libtermcap.so.0
>          -lm.0 => /usr/lib/libm.so.0
>          -lc.12 => /usr/lib/libc.so.12
> 
> All part of standard NetBSD.

If you know to look at emacs.  There are less obvious files.
I've done this for 15 years.  I used rpm when I got it
to compile on SunOS 4.  Life was better with package management.

> Emacs in pksrc requires X, as well as about 30 other packages.

Then perhaps the pkgsrc has a problem :)