A PangoGlyph value for invalid input.
PangoLayout produces one such glyph per invalid input UTF-8 byte and such a glyph is rendered as a crossed box.
Note that this value is defined such that it has the %PANGO_GLYPH_UNKNOWN_FLAG set.
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A PangoGlyph value for invalid input.
PangoLayout produces one such glyph per invalid input UTF-8 byte and such a glyph is rendered as a crossed box.
Note that this value is defined such that it has the %PANGO_GLYPH_UNKNOWN_FLAG set.