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/*
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FUNCTION
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	<>---hexadecimal digit wide character test
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INDEX
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	iswxdigit
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ANSI_SYNOPSIS
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	#include
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	int iswxdigit(wint_t <[c]>);
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TRAD_SYNOPSIS
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	#include
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	int iswxdigit(<[c]>)
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	wint_t <[c]>;
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DESCRIPTION
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<> is a function which classifies wide character values that
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are hexadecimal digits.
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RETURNS
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<> returns non-zero if <[c]> is a hexadecimal digit wide character.
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PORTABILITY
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<> is C99.
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No supporting OS subroutines are required.
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*/
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#include <_ansi.h>
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#include
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int
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_DEFUN(iswxdigit,(c), wint_t c)
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{
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  return ((c >= (wint_t)'0' && c <= (wint_t)'9') ||
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	  (c >= (wint_t)'a' && c <= (wint_t)'f') ||
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	  (c >= (wint_t)'A' && c <= (wint_t)'F'));
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}
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