/*
FUNCTION
<<iswalnum>>---alpha-numeric wide-character test
INDEX
iswalnum
ANSI_SYNOPSIS
#include <wctype.h>
int iswalnum(wint_t <[c]>);
TRAD_SYNOPSIS
#include <wctype.h>
int iswalnum(<[c]>)
wint_t <[c]>;
DESCRIPTION
<<iswalnum>> is a function which classifies wide-character values that
are alpha-numeric.
RETURNS
<<iswalnum>> returns non-zero if <[c]> is a alpha-numeric wide-character.
PORTABILITY
<<iswalnum>> is C99.
No supporting OS subroutines are required.
*/
#include <_ansi.h>
#include <wctype.h>
int
_DEFUN(iswalnum,(c),wint_t c)
{
return (iswalpha (c) || iswdigit (c));
}