NAME os-release, initrd-release, extension-release - Operating system identification SYNOPSIS /etc/os-release /usr/lib/os-release /etc/initrd-release /usr/lib/extension-release.d/e…NAME os-release, initrd-release, extension-release - Operating system identification SYNOPSIS /etc/os-release /usr/lib/os-release /etc/initrd-release /usr/lib/extension-release.d/e…NAME os-release, initrd-release, extension-release - Operating system identification SYNOPSIS /etc/os-release /usr/lib/os-release /etc/initrd-release /usr/lib/extension-release.d/e…systemd system and service manager initrd-release (5) — Operating system identification integritytab (5) — Configuration