Here is a list of all struct and union fields with links to the structures/unions they belong to:

### - m -

- magic : _MagicInfo , _MimeInfo
- magick : _Image , _ImageInfo , _CoderInfo , _MagickInfo
- magick_columns : _Image
- magick_filename : _Image
- magick_rows : _Image
- major : _ElementInfo
- map : _HashmapInfo , _ResourceInfo , _StreamInfo
- map_id : _ThresholdMap
- map_limit : _ResourceInfo
- mapped : _BlobInfo , _CacheInfo , _NexusInfo , _DataSegmentInfo
- marker : _XWidgetInfo
- mask : _Image , _MimeInfo , _QuantumState
- matte : _FxInfo , _Image , _MagickPixelPacket
- matte_color : _Image , _ImageInfo , _MontageInfo
- max_advance : _TypeMetric
- max_y : _XWidgetInfo
- maxima : _ChannelStatistics
- maximum : _QuantumInfo
- maximum_colors : _CubeInfo
- mean : _ChannelStatistics
- mean_error_per_pixel : _ErrorInfo
- mean_stability : _IntervalTree
- measure_error : _QuantizeInfo
- memory : _ResourceInfo
- memory_limit : _ResourceInfo
- message : _LocaleInfo , _SignatureInfo
- method : _PrimitiveInfo
- methods : _CacheInfo
- metrics : _DrawInfo , _TypeInfo
- min_is_white : _QuantumInfo
- min_y : _XWidgetInfo
- minima : _ChannelStatistics
- minimum : _QuantumInfo , _QuantumState
- minor : _ElementInfo
- miterlimit : _DrawInfo
- mnemonic : _OptionInfo
- mode : _DelegateInfo
- module : _MagickInfo
- monochrome : _ImageInfo
- montage : _Image
- mutex : SemaphoreInfo