$schemamarkup = get_post_meta(get_the_ID(), 'schemamarkup', true); if(!empty($schemamarkup)) { echo $schemamarkup; }

Step-by-step – Debian Bullseye Kernel Headers Installation

February 29, 2020 | By the+gnu+linux+evangelist.

GNU/Linux Debian Bullseye Installing Kernel Headers Guide

Hi! The Tutorial shows you Step-by-Step How to Install Linux Kernel Headers in Debian Bullseye 11 GNU/Linux.

And the Debian 11 Kernel Headers contain the C Header Files for the Linux Kernel.

Which offers the various Function and Structure Definitions required when Compiling any Code that Interfaces with the Kernel, such as Kernel Modules or Device Drivers and some User Programs.

Last, possibly to Install a Custom Kernel with Headers you may see: Installing New Kernel from Source.

How to Install Kernel Headers in Debian Bullseye 11 - Featured
  1. 1. Terminal QuickStart

    How to QuickStart with Command Line on Debian

    Bash Shell Debian QuickStart Guide

    First, Update the Apt Repo Sources with:

    sudo apt update

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