Copy config.sub from AM 1.13
Copy config.sub from AM 1.13

git-svn-id: 36b0c5c4a5774a2cc925366aa5ac52a72915c143@3969 a03fbada-158d-47ef-9f12-77e997805b15

Distrotech/scrollkeeper,Distrotech/scrollkeeper,Distrotech/scrollkeeper