/* Add a new value to the configuration string.  */
static void define_config(const char *name, int len)
/* Add a new value to the configuration string.  */
static void define_config(const char *name, int len)
{
	grow_config(len + 1);
	memcpy(str_config+len_config, name, len);
	len_config += len;
	str_config[len_config++] = '\n';
}