ref: 994ab1e07787574e639eeb35e6da2a33a1e53bc2
dir: /libc/src/iscntrl.c/
/* See LICENSE file for copyright and license details. */
#define __USE_MACROS
#include <ctype.h>
#undef iscntrl
int
iscntrl(int c)
{
return __ctype[(unsigned char) c] & (_C);
}