nxml-glyph-display-string
nxml-glyph-display-string is an autoloaded compiled Lisp function in `nxml-glyph.el
'.
(nxml-glyph-display-string N FACE)
Return a string that can display a glyph for Unicode code-point N.
FACE gives the face that will be used for displaying the string.
Return nil if the face cannot display a glyph for N.