runtime/cgo: use fatalf on dragonfly, freebsd, netbsd and openbsd
Use fatalf consistently on freebsd. Also use it on dragonfly, netbsd
and openbsd.
Change-Id: I8643c0b7bc13c3cb5173209d311d6d297913955b
Reviewed-on: https://go-review.googlesource.com/c/go/+/518615 Reviewed-by: Ian Lance Taylor <iant@google.com>
Run-TryBot: Joel Sing <joel@sing.id.au> Reviewed-by: Dmitri Shuralyov <dmitshur@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>