Fields
- Version: FT_Fixed
- Ascender: FT_Short
- Descender: FT_Short
- Line_Gap: FT_Short
- advance_Width_Max: FT_UShort
- min_Left_Side_Bearing: FT_Short
- min_Right_Side_Bearing: FT_Short
- xMax_Extent: FT_Short
- caret_Slope_Rise: FT_Short
- caret_Slope_Run: FT_Short
- caret_Offset: FT_Short
- Reserved: [4] FT_Short
- metric_Data_Format: FT_Short
- number_Of_HMetrics: FT_UShort
- long_metrics: *void
- short_metrics: *void