text: /**
   * _memset - fills n bytes of memory
   *
   * @s: pointer to start of memory area
   * @b: constant byte to fill with
   * @n: num bytes to fill in
   *
   * Return: pointer to beginning of memory area s
   */
  char *_memset(char *s, char b, unsigned int n)
  {
  	unsigned int i = 0;
  	char *start = s;
  
  	while (i < n)
  	{
  		*s++ = b;
  		i++;
  	}
  	return (start);
  }
  