It seems that version 361.42 of the Nvidia driver is not compatible with kernel
4.6.
I am running openSUSE 42.1 with the latest kernel (4.6) and tried to install
bumblebee on my system. I got the following output at the end:

Uncompressing NVIDIA Accelerated Graphics Driver for Linux-x86_64
361.42...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................


Output of nvidia-bumblebee-361.42-2.1.x86_64.rpm %posttrans script:
    + '[' -x /usr/sbin/dkms ']'
    + /usr/sbin/dkms add -m nvidia -v 361.42 --rpm_safe_upgrade

    Creating symlink /var/lib/dkms/nvidia/361.42/source ->
                     /usr/src/nvidia-361.42

    DKMS: add completed.
    + /usr/sbin/dkms build -m nvidia -v 361.42

    Kernel preparation unnecessary for this kernel.  Skipping...

    Building module:
    cleaning build area....
    'make' KERNEL_UNAME=4.6.0-1.gaf7ce24-default modules........(bad exit
status: 2)
    Error! Bad return status for module build on kernel:
4.6.0-1.gaf7ce24-default (x86_64)
    Consult /var/lib/dkms/nvidia/361.42/build/make.log for more information.
    + /usr/sbin/dkms install -m nvidia -v 361.42

    Kernel preparation unnecessary for this kernel.  Skipping...

    Building module:
    cleaning build area....
    'make' KERNEL_UNAME=4.6.0-1.gaf7ce24-default modules.........(bad exit
status: 2)
    Error! Bad return status for module build on kernel:
4.6.0-1.gaf7ce24-default (x86_64)
    Consult /var/lib/dkms/nvidia/361.42/build/make.log for more information.
    + popd