Updated libdrm to 2.4.98

Makefile

 all:
-	tar xf libdrm-2.4.91.tar.bz2
-	patch -Np1 -d libdrm-2.4.91 < libdrm-2.4.91-tests.patch
-	mkdir libdrm-2.4.91/build
-	cd libdrm-2.4.91/build && meson --prefix=$(XORG_PREFIX) -Dudev=true -Dintel=false -Dradeon=false -Damdgpu=false -Dnouveau=false -Dvmwgfx=false -Dfreedreno=false
-	cd libdrm-2.4.91/build && ninja
+	tar xf libdrm-2.4.98.tar.bz2
+	mkdir libdrm-2.4.98/build
+	cd libdrm-2.4.98/build && meson --prefix=$(XORG_PREFIX) -Dudev=true -Dintel=false -Dradeon=false -Damdgpu=false -Dnouveau=false -Dvmwgfx=false -Dfreedreno=false
+	cd libdrm-2.4.98/build && ninja
 # FIXME: libdrm tests are broken, require relevant hardware, libdrm does not understand virtio-gpu
-	-cd libdrm-2.4.91/build && ninja test
-	cd libdrm-2.4.91/build && ninja install
-	rm -rf libdrm-2.4.91
+	-cd libdrm-2.4.98/build && ninja test
+	cd libdrm-2.4.98/build && ninja install
+	rm -rf libdrm-2.4.98

libdrm-2.4.91-tests.patch

-diff -uNr libdrm-2.4.91/libkms/kms-symbol-check libdrm-2.4.91-tests/libkms/kms-symbol-check
---- libdrm-2.4.91/libkms/kms-symbol-check	2018-03-05 21:06:45.000000000 +0000
-+++ libdrm-2.4.91-tests/libkms/kms-symbol-check	2018-03-15 04:46:37.869868459 +0000
-@@ -5,9 +5,13 @@
- 
- FUNCS=$($NM -D --format=bsd --defined-only ${1-.libs/libkms.so} | awk '{print $3}'| while read func; do
- ( grep -q "^$func$" || echo $func )  <<EOF
-+__bss_end__
-+_bss_end__
- __bss_start
-+__bss_start__
- _edata
- _end
-+__end__
- _fini
- _init
- kms_bo_create
-diff -uNr libdrm-2.4.91/tests/meson.build libdrm-2.4.91-tests/tests/meson.build
---- libdrm-2.4.91/tests/meson.build	2018-03-05 21:06:45.000000000 +0000
-+++ libdrm-2.4.91-tests/tests/meson.build	2018-03-15 04:44:59.683243390 +0000
-@@ -80,7 +80,7 @@
-   c_args : warn_c_args,
- )
- 
--test('random', random, timeout : 240)
-+test('random', random, timeout : 2400)
- test('hash', hash)
- test('drmsl', drmsl)
- test('drmdevice', drmdevice)