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Text File  |  1992-11-17  |  186 b   |  12 lines
  1. readchar()
  2. {
  3.   union REGS regs;
  4.   int t,m;
  5.   regs.x.ax=0;
  6.   int86(0x16,®s,®s);
  7.   t=regs.x.ax & 0x00ff;
  8.   m=(regs.x.ax-t)/256;
  9.   if (t!=0) return(t);
  10.   return(m+200);
  11. }
  12.