bug#27736: OSX 10.6.8: Building from master branch fails.

[Eli Zaretskii]

> Date: Mon, 17 Jul 2017 23:56:53 -0700
> From: Keith David Bershatsky <esq@lawlist.com>
> Cc: Alan Third <alan@idiocy.org>, 27736@debbugs.gnu.org,
>       Noam Postavsky <npostavs@users.sourceforge.net>
> 
> Neither of my gdb or ggdb versions show anything for "select 5" and "pp" is 
> not recognized.

"pp" is defined in src/.gdbinit.  You need to tell GDB to read it:

  (gdb) source /path/to/emacs/src/.gdbinit