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C/C++ Source or Header  |  1987-05-08  |  226b  |  14 lines
  1. #include <dos.h>
  2.  
  3. unsigned int com_putc( port, c ) int port; char c;
  4. {
  5.     union REGS regs;
  6.     
  7.     regs.x.ax = 0x0100 + c;
  8.     regs.x.dx = port;
  9.  
  10.     int86( 0x14, ®s, ®s );
  11.     
  12.     return( regs.x.ax );
  13. }
  14.