gnu: libdrm-symbol-check.patch: Add case for radeon.

* 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

@@ -1,5 +1,5 @@
 Augment the list of expected symbols to fix the symbol-check tests on
-mips64el-linux and armhf-linux.
+mips64el-linux, armhf-linux and aarch64-linux.
 
 --- libdrm-2.4.65/freedreno/freedreno-symbol-check.orig	2015-09-04 11:07:40.000000000 -0400
 +++ libdrm-2.4.65/freedreno/freedreno-symbol-check	2015-10-18 23:57:15.288416229 -0400
@@ -193,3 +193,28 @@ mips64el-linux and armhf-linux.
  drm_tegra_bo_get_flags
  drm_tegra_bo_get_handle
  drm_tegra_bo_get_tiling
+
+--- libdrm-2.4.65/radeon/radeon-symbol-check.orig	2015-05-04 11:47:43.000000000 -0400
++++ libdrm-2.4.65/radeon/radeon-symbol-check	2015-10-18 23:57:00.756759698 -0400
+@@ -1,6 +1,6 @@
+ #!/bin/bash
+ 
+-# The following symbols (past the first five) are taken from the public headers.
++# The following symbols (past the first 12) are taken from the public headers.
+ # A list of the latter should be available Makefile.sources/LIBDRM_RADEON_H_FILES
+ 
+ FUNCS=$(nm -D --format=bsd --defined-only ${1-.libs/libdrm_tegra.so} | awk '{print $3}'| while read func; do
+@@ -10,6 +10,13 @@
+ _end
+ _fini
+ _init
++_fbss
++_fdata
++_ftext
++__bss_start__
++__bss_end__
++_bss_end__
++__end__
+ radeon_bo_debug
+ radeon_bo_get_handle
+ radeon_bo_get_src_domain