User-Visible OpenAFS Changes OpenAFS 1.6.20.2 All platforms * Build fixes required by recent compilers or platforms (12514 12521 12534 12536 12538) * Allow the bos server to start successfully in the presence of those, by accepting a now checked return value indicating that the client ThisCell and CellServDB already exist (12522) Linux clients * Support for mainline kernels 4.10 and - most likely - 4.11 and distribution kernels with backports from them (12530 12588..12590 12598) * Support for distribution kernels with partial backports from 4.9 (12535) (RT #134158) * In Red Hat packaging, moved the klog.krb5 manual page into the krb5 subpackage (12511) * In Red Hat packaging, prevent systemd from double-starting the client (12587) * Allow aklog to function on current S390/S390x (12499) Solaris clients * Make process authentication groups work on Solaris 11, now using a single group ID (12524..12527) * Fix a BAD TRAP panic on Solaris 11 clients built with Studio 12.5 (12567) macOS clients * Fixed the preference pane for OS X 10.11 and later (12512)