DSPMASK

Display/Data Conversion Mask
Conversion mask. This is a bit mask. If the bit is on, the corresponding character 0x00-0x1f is treated as a control. Otherwise it is treated as a glyph.


 * DSPMASK_CR : 0x00002000 : CR is a control; others are glyphs.
 * DSPMASK_CRLF : 0x00002400 : CR and LF are controls; others are glyphs.
 * DSPMASK_DATA : 0xffffffff : All characters less than space are controls.
 * DSPMASK_DISPLAY : 0x00000000 : All characters less than space are glyphs.
 * DSPMASK_LF : 0x00000400 : LF is a control; others are glyphs.
 * DSPMASK_TAB : 0x00000200 : TAB is a control; others are glyphs.