Amazed no one has replied. In my view, the adage is 'to have a friend, be a friend' but, and a big but, you can reach out just so many times. I know. Friends, real ones, reach out. I lost all mine, through my depression. I would in your position, say Hi, what you doing today ? Sometimes friends feel neglected too. Make an effort, touch base with them. Then, if they rebuff you, were they really friends at all ?