v4l2loopback-dkms 0.8.0-1: v4l2loopback kernel module failed to build

[Hugomatic]

Description: Ubuntu 14.04.5 LTS
Release: 14.04

ProblemType: Package
DistroRelease: Ubuntu 14.04
Package: v4l2loopback-dkms 0.8.0-1
ProcVersionSignature: Ubuntu 4.4.0-89.112~14.04.1-generic 4.4.76
Uname: Linux 4.4.0-89-generic x86_64
NonfreeKernelModules: nvidia_uvm nvidia_drm nvidia_modeset nvidia
ApportVersion: 2.14.1-0ubuntu3.25
Architecture: amd64
DKMSKernelVersion: 4.4.0-89-generic
Date: Tue Aug 8 09:44:16 2017
DuplicateSignature: dkms:v4l2loopback-dkms:0.8.0-1:/var/lib/dkms/v4l2loopback/0.8.0/build/v4l2loopback.c:486:6: error: implicit declaration of function ‘strict_strtoul’ [-Werror=implicit-function-declaration]
InstallationDate: Installed on 2017-03-23 (138 days ago)
InstallationMedia: Ubuntu 14.04.5 LTS "Trusty Tahr" - Release amd64 (20160803)
PackageArchitecture: all
PackageVersion: 0.8.0-1
RelatedPackageVersions:
 dpkg 1.17.5ubuntu5.7
 apt 1.0.1ubuntu2.17
SourcePackage: v4l2loopback
Title: v4l2loopback-dkms 0.8.0-1: v4l2loopback kernel module failed to build
UpgradeStatus: No upgrade log present (probably fresh install)