Return a `font-lock-keywords' construct that highlights KEYWORD-LIST.
KEYWORD-LIST is a list of keyword strings that should be
highlighted with face FACE. This function calculates a regular
expression that matches these keywords and concatenates it with
PREFIX and SUFFIX. Then it returns a construct based on this
regular expression that can be used as an element of
`font-lock-keywords'.
(fn KEYWORD-LIST FACE &optional PREFIX SUFFIX)