shithub: scc

ref: ceb577f086d0bce74b70732256beee684a2b12e7
dir: /libc/src/isalnum.c/

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/* See LICENSE file for copyright and license details. */

#define __USE_MACROS
#include <ctype.h>
#undef isalnum

int
isalnum(int c)
{
	return _ctype[(unsigned char) c] & (_U|_L|_D);
}