Like pango_font_description_copy(), but only a shallow copy is made
of the family name and other allocated fields. The result can only
be used until @desc is modified or freed. This is meant to be used
when the copy is only needed temporarily.
Return: the newly allocated #PangoFontDescription, which should
be freed with pango_font_description_free(), or %NULL
if @desc was %NULL.
Like pango_font_description_copy(), but only a shallow copy is made of the family name and other allocated fields. The result can only be used until @desc is modified or freed. This is meant to be used when the copy is only needed temporarily.
Return: the newly allocated #PangoFontDescription, which should be freed with pango_font_description_free(), or %NULL if @desc was %NULL.