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	/*-			/*-
	* SPDX-License-Identifier: BSD-2-Clause			* SPDX-License-Identifier: BSD-2-Clause
	*			*
	* Copyright (c) 2023 Robert Clausecker			* Copyright (c) 2023 Robert Clausecker
	*/			*/

	#include <sys/cdefs.h>			#include <sys/cdefs.h>

	#include <string.h>			#include <string.h>

	void __memccpy(void restrict, const void *restrict, int, size_t);			void __memccpy(void restrict, const void *restrict, int, size_t);

	char *			char *
	strncat(char dest, const char src, size_t n)			(strncat)(char dest, const char src, size_t n)
	{			{
	size_t len;			size_t len;
	char *endptr;			char *endptr;

	len = strlen(dest);			len = strlen(dest);
	endptr = __memccpy(dest + len, src, '\0', n);			endptr = __memccpy(dest + len, src, '\0', n);

	/* avoid an extra branch */			/* avoid an extra branch */
	if (endptr == NULL)			if (endptr == NULL)
	endptr = dest + len + n + 1;			endptr = dest + len + n + 1;

	endptr[-1] = '\0';			endptr[-1] = '\0';

	return (dest);			return (dest);
	}			}