installation of openafs DKMS modules fails due to "cc1: fatal error: ./include/linux/kconfig.h: No such file or directory"

[Karl-Philipp Richter]

After `sudo dkms autoinstall` `/var/lib/dkms/openafs/1.6.14/build/config.log` reveals `cc1: fatal error: ./include/linux/kconfig.h: No such file or directory` with Linux 4.3.3 (not supported yet, but might be one day).

ProblemType: Bug
DistroRelease: Ubuntu 15.10
Package: openafs-modules-dkms 1.6.14-1
Uname: Linux 4.3.3-040303-generic x86_64
NonfreeKernelModules: zfs zunicode zcommon znvpair zavl
ApportVersion: 2.19.1-0ubuntu5
Architecture: amd64
Date: Fri Feb 12 15:05:57 2016
InstallationDate: Installed on 2015-04-20 (297 days ago)
InstallationMedia: Ubuntu-Server 14.10 "Utopic Unicorn" - Release amd64 (20141022.2)
PackageArchitecture: all
ProcEnviron:
 TERM=screen
 PATH=(custom, no user)
 XDG_RUNTIME_DIR=<set>
 LANG=de_DE.UTF-8
 SHELL=/bin/bash
SourcePackage: openafs
UpgradeStatus: Upgraded to wily on 2015-10-26 (109 days ago)

[Benjamin Kaduk (kaduk-launchpad)]

Can you also post the dkms make.log?
It's hard to say a whole lot from just the failing command.