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path: root/src/ctype/iswalpha.c
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#include <wctype.h>

static const unsigned char table[] = {
#include "alpha.h"
};

int iswalpha(wint_t wc)
{
	if (wc<0x20000U)
		return (table[table[wc>>8]*32+((wc&255)>>3)]>>(wc&7))&1;
	if (wc<0x2fffeU)
		return 1;
	return 0;
}