So what would you recommend? The above comment is hardly adding to the topic.
Out of the 4 classes, the best counter to the gunship is a gunship.
The best counter to a scout, is a gunship.
The best counter to a bomber, is a gunship,
The best counter for a strike fighter, is a gunship.
As you can see, gunships have an edge.
What's so difficult with using a barrel roll to counter act the barrel rolling gunship?