In Aquamacs, I have scrollbars turned off:
But when I do New Buffer in New Frame, i.e. ⌘-N, the new frame has a scrollbar. How do I make it so new frames have scrollbars off by default?
The following, which you can add to
Works for me in Emacs 24.3 on both Linux and Darwin; Aquamacs is weird, so your mileage may vary, but I doubt it's weird enough to break this.