C Language and Libraries Help (clang.hlp) (Table of Contents; Topic list)
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Monitor Display Constants
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─────Run-Time Library───────────────────────────────────────────────────────
 
  Constant:  _MONO, _COLOR, _ENHCOLOR, _ANALOG, _ANALOGMONO,
             _ANALOGCOLOR
 
  Include:   <graph.h>
 
  Context:   _getvideoconfig
 
  Synopsis:  Value given by monitor element of _videoconfig structure.
             This value indicates the currently active monitor.
 
     The monitor display constants and their meanings are listed below:
 
     Monitor
     Constant         Meaning
 
     _MONO            Monochrome monitor
     _COLOR           Color (or enhanced monitor emulating color)
     _ENHCOLOR        Enhanced color
     _ANALOG          Analog monochrome and color modes
     _ANALOGMONO      Analog monochrome only
     _ANALOGCOLOR     Analog color only
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