Function kenv_release

freebsd/kern/kern_environment.c:643–648

* Undo a previous kenv_acquire() operation */

 * Undo a previous kenv_acquire() operation
 */
static void
kenv_release(const char *buf)
{
	if ((buf != NULL) && dynamic_kenv)
		mtx_unlock(&kenv_lock);
}

/*
 * Return a string value from an environment variable.