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/* SPDX-License-Identifier: MIT */
/* Derived from musl libc (Copyright © 2005-2020 Rich Felker, et al.) */

#include <string.h>

char *strncat(char *restrict d, const char *restrict s, size_t n)
{
	char *a = d;
	d += strlen(d);
	while (n && *s) n--, *d++ = *s++;
	*d++ = 0;
	return a;
}