ref: 1f0d365d97c2e1f57938d17e642c4e3496732b51 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); }