Overview

The libdrm provides a userspace library for accessing the direct rendering manager (DRM) on operating systems that support the ioctl interface. Libdrm is a low-level library, typically used by graphics drivers such as the Mesa DRI drivers, the X drivers, libva and similar projects.
Version: 2.4.124
Reference: https://www.linuxfromscratch.org/blfs/view/svn/x/libdrm.html