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DP Tool Club 14
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CD_ASCQ_14_0694.iso
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653
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faskbhit.c
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C/C++ Source or Header
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1994-04-03
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547b
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29 lines
/*
** by David Goodenough & Bob Stout
*/
#ifdef __TURBOC__
#define FAR far
#else
#define FAR _far
#endif
#ifndef MK_FP
#define MK_FP(seg,offset) \
((void FAR *)(((unsigned long)(seg)<<16) | (unsigned)(offset)))
#endif
#define biosseg 0x40
int fast_kbhit(void)
{
return *((unsigned FAR *)MK_FP(biosseg, 0x1a)) -
*((unsigned FAR *)MK_FP(biosseg, 0x1c));
}
void fast_kbflush(void)
{
*((unsigned FAR *)MK_FP(biosseg, 0x1a)) =
*((unsigned FAR *)MK_FP(biosseg, 0x1c));
}