post_install() { check_initramfs } post_upgrade() { check_initramfs } check_initramfs() { echo " >>> To build the module for the current kernel use this command: # dkms install zfs/0.6.4.2 -k _KERNEL_VERSION_HERE_ or just boot to kernel you want to build and do # dkms install zfs/0.6.4.2 -k \$(uname -r) >>> Always remember to install kernel headers! " }