the table by a character gives the corresponding glyph code.
REPERTORY specifies a repertory of characters supported by the font.
-If REPERTORY is a charset, all characters beloging to the charset are
+If REPERTORY is a charset, all characters belonging to the charset are
supported. If REPERTORY is a char-table, all characters who have a
non-nil value in the table are supported. If REPERTORY is nil, Emacs
gets the repertory information by an opened font and ENCODING. */);