pub unsafe extern "C" fn FT_Get_SubGlyph_Info( glyph: FT_GlyphSlot, sub_index: FT_UInt, p_index: *mut FT_Int, p_flags: *mut FT_UInt, p_arg1: *mut FT_Int, p_arg2: *mut FT_Int, p_transform: *mut FT_Matrix) -> FT_Error