mh-display-completion-list

mh-display-completion-list is a Lisp macro in `mh-compat.el'.

(mh-display-completion-list COMPLETIONS &optional COMMON-SUBSTRING)

Display the list of COMPLETIONS.
See documentation for `display-completion-list' for a description of the
arguments COMPLETIONS.
The optional argument COMMON-SUBSTRING, if non-nil, should be a string
specifying a common substring for adding the faces
`completions-first-difference' and `completions-common-part' to
the completions.