Created attachment 196653 [details] patch Hi, On FreeBSD aarch64, UNAME_MACHINE is arm64 and config.guess thinks it's an armv6 or armv7 platform. The attached patch fixes the issue. bash config.guess aarch64-unknown-freebsd12.0 I submitted the fix upstream. Sorry for the breakage.
A commit references this bug: Author: antoine Date: Wed Aug 29 18:53:00 UTC 2018 New revision: 478367 URL: https://svnweb.freebsd.org/changeset/ports/478367 Log: config.guess: merge upstream changes up to 2018-08-29 PR: 230987 With hat: portmgr Changes: head/Templates/config.guess
SHould be fixed.