go/internal/gccgoimporter: recognize aixbigafMagic archives
Change-Id: I61a13f7d6410e4931efaa20307bdf1cc0037afc0
Reviewed-on: https://go-review.googlesource.com/c/go/+/255200
Run-TryBot: Ian Lance Taylor <iant@golang.org>
Run-TryBot: Robert Griesemer <gri@golang.org>
TryBot-Result: Go Bot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
Trust: Robert Griesemer <gri@golang.org>
Trust: Ian Lance Taylor <iant@golang.org>