So, if I can just pile on, I've been to Gao, and it looks a lot like the Sinai. It's a desert location. I haven't been to this specific airfield, but I imagine that it's a wide open space. The general mentioned C-RAM, counter rocket, artillery, and mortar radar. That's important. It tells you when stuff is coming in, and sure, you might not be able to answer, but it does give you the time of flight to make yourself flat, and it avoids casualties.
There's a whole bunch of other protection measures you can take, including the installation of long-range IR cameras, etc., but somebody—