#! /bin/bash

# this function prints the version number of the Linux kernel.
# The version is retrieved from the command "uname -srm".
# The output of this command is of this format:  "Linux <KERNEL_VER>.<MAJOR_REVISION>.<MINOR_REVISION>-<PATCH>-generic x86_64"
# This function will return <KERNEL_VER>.<MAJOR_REVISION>.<MINOR_REVISION>

dist_ver="`uname -srm | cut -d ' ' -f2 | cut -d '-' -f1`"
echo $dist_ver