[Orgmode] lisp/org-agenda.el:33:1:Error: Key sequence C-c C-x m g starts with non-prefix key C-c C-x m

[Jeff Kowalczyk]

At 3651c206ee118d67ce1ee4b4dad0278b08356c37, my system sees a compilation error 
in org-agenda.el:

>>> Compiling source in /var/tmp/portage/app-emacs/org-mode-9999/work/org-mode 
>>> ...
make -j2 
emacs -batch -q -no-site-file -eval "(progn (add-to-list (quote load-path) 
\"/usr/local/share/emacs/site-lisp\") (add-to-list (quote load-path) 
(expand-file-name \"./lisp/\")))" -f batch-byte-compile lisp/org.el
emacs -batch -q -no-site-file -eval "(progn (add-to-list (quote load-path) 
\"/usr/local/share/emacs/site-lisp\") (add-to-list (quote load-path) 
(expand-file-name \"./lisp/\")))" -f batch-byte-compile lisp/org-agenda.el

In toplevel form:
lisp/org-agenda.el:33:1:Error: Key sequence C-c C-x m g starts with non-prefix 
key C-c C-x m
make: *** [lisp/org-agenda.elc] Error 1
make: *** Waiting for unfinished jobs....