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

How to Install Linux Kernel Headers on openSUSE Gnu/Linux Distro

GNU/Linux openSUSE Installing Kernel Headers Guide

Hi! The Tutorial shows you Step-by-Step How to Install Linux Kernel Headers in openSUSE GNU/Linux Distribution.

And the openSUSE 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 openSUSE - Featured

GNU/Linux OpenSUSE Kernel Headers Installation Guide