* gnu/packages/xdisorg.scm (libdrm): Update to 2.4.77. * gnu/packages/patches/libdrm-symbol-check.patch: Adjust to upstream changes.
* gnu/packages/patches/libdrm-symbol-check.patch: Add the extra seven symbols from the public headers to the radeon-symbol-check to satisfy the test. Also add aarch64-linux to the list of architectures affected.
* gnu/packages/patches/libdrm-symbol-check.patch: New file. * gnu-system.am (dist_patch_DATA): Add it. * gnu/packages/xdisorg.scm (libdrm)[source]: Add patch.