shithub: scc

ref: 4fc08c89c81450f1f30e0b58e2579cd4425cee62
dir: /libc/src/toupper.c/

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

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

int
toupper(int c)
{
	return (islower(c)) ? c & ~0x20 : c;
}