Now that I have Emacs/Gnus up and running under NetBSD/mac68k, I can
provide more information about my difficulty.  Since pkgsrc seems to be
running after using "cd /usr/pkgsrc; cvs update -r netbsd-1-6-1 -dP" I
was hoping this would have fixed pkg_add as well.  No such luck.
Suggestions welcome!

[tim ~]$ export PKG_PATH="ftp://ftp4.netbsd.org/pub/NetBSD/packages/1.6.1/mac68k/All"
[tim ~]$ pkg_add gnome
pkg_add: no pkg found for 'gnome', sorry.
[tim ~]$ pkg_add -v gnome
parsing: ftp://ftp4.netbsd.org/pub/NetBSD/packages/1.6.1/mac68k/All
path: ftp://ftp4.netbsd.org/pub/NetBSD/packages/1.6.1/mac68k/All
increasing RLIMIT_NOFILE to max. 956 open files
trying PKG_PATH ftp://ftp4.netbsd.org/pub/NetBSD/packages/1.6.1/mac68k/All
Spawning FTP coprocess
ftp -detv ftp://ftp4.netbsd.org/pub/NetBSD/packages/1.6.1/mac68k/All/

ftp> prompt off

ftp> nlist gnome /var/tmp/pkg.27607a
pkg_add: nlist failed!
Reusing FDs 4/5 for communication to FTP coprocess

ftp> nlist gnome.tbz /var/tmp/pkg.27607b
pkg_add: nlist failed!
Reusing FDs 4/5 for communication to FTP coprocess

ftp> nlist gnome.tgz /var/tmp/pkg.27607c
pkg_add: nlist failed!
Reusing FDs 4/5 for communication to FTP coprocess

ftp> nlist gnome-*.t[bg]z /var/tmp/pkg.27607d

ftp> cd .
pkg_add: nothing appropriate found
pkg_add: no pkg found for 'gnome', sorry.

ftp> close
pkg_add: 1 package addition(s) failed