_WriteShort
if (_WriteShort(128 | i) == EOF)
if (_WriteShort(*start) == EOF)
if (_WriteShort(i) == EOF)
if (_WriteShort(repeat) == EOF)
if (_WriteShort(0) == EOF)
_WriteShort(SGI_MAGIC);
_WriteShort(3); // Dimensions
_WriteShort(fWidth = width);
_WriteShort(fHeight = height);
_WriteShort(fChannelCount = channels);
status_t _WriteShort(uint16 n) const;