ref: e1ff5918e33b69a9d16929e59014db4ffe9a1f7d
dir: /libc/src/islower.c/
/* See LICENSE file for copyright and license details. */
#define __USE_MACROS
#include <ctype.h>
#undef islower
int
islower(int c)
{
return _ctype[(unsigned char) c] & _L;
}