pub unsafe extern "C" fn pango_glyph_item_letter_space(
glyph_item: *mut PangoGlyphItem,
text: *const c_char,
log_attrs: *mut PangoLogAttr,
letter_spacing: c_int,
)
pub unsafe extern "C" fn pango_glyph_item_letter_space(
glyph_item: *mut PangoGlyphItem,
text: *const c_char,
log_attrs: *mut PangoLogAttr,
letter_spacing: c_int,
)