>>> sdl2 2.0.9 Patching
>>> sdl2 2.0.9 Updating config.sub and config.guess
for file in config.guess config.sub; do for i in $(find /home/buildroot/autobuild/run/instance-0/output/build/sdl2-2.0.9 -name $file); do cp support/gnuconfig/$file $i; done; done
>>> sdl2 2.0.9 Patching libtool
patching file /home/buildroot/autobuild/run/instance-0/output/build/sdl2-2.0.9/build-scripts/ltmain.sh
Hunk #8 succeeded at 9277 (offset 3 lines).
>>> sdl2 2.0.9 Configuring
(cd /home/buildroot/autobuild/run/instance-0/output/build/sdl2-2.0.9/ && rm -rf config.cache && PATH="/home/buildroot/autobuild/run/instance-0/output/host/bin:/home/buildroot/autobuild/run/instance-0/output/host/sbin:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games" AR="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ar" AS="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-as" LD="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ld" NM="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-nm" CC="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc" GCC="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc" CPP="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-cpp" CXX="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++" FC="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gfortran" F77="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gfortran" RANLIB="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ranlib" READELF="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-readelf" STRIP="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-strip" OBJCOPY="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-objcopy" OBJDUMP="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-objdump" AR_FOR_BUILD="/usr/bin/ar" AS_FOR_BUILD="/usr/bin/as" CC_FOR_BUILD="/usr/bin/gcc" GCC_FOR_BUILD="/usr/bin/gcc" CXX_FOR_BUILD="/usr/bin/g++" LD_FOR_BUILD="/usr/bin/ld" CPPFLAGS_FOR_BUILD="-I/home/buildroot/autobuild/run/instance-0/output/host/include" CFLAGS_FOR_BUILD="-O2 -I/home/buildroot/autobuild/run/instance-0/output/host/include" CXXFLAGS_FOR_BUILD="-O2 -I/home/buildroot/autobuild/run/instance-0/output/host/include" LDFLAGS_FOR_BUILD="-L/home/buildroot/autobuild/run/instance-0/output/host/lib -Wl,-rpath,/home/buildroot/autobuild/run/instance-0/output/host/lib" FCFLAGS_FOR_BUILD="" DEFAULT_ASSEMBLER="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-as" DEFAULT_LINKER="/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ld" CPPFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64" CFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  " CXXFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os  " LDFLAGS="" FCFLAGS=" -Os " FFLAGS=" -Os " PKG_CONFIG="/home/buildroot/autobuild/run/instance-0/output/host/bin/pkg-config" STAGING_DIR="/home/buildroot/autobuild/run/instance-0/output/host/arm-buildroot-linux-uclibcgnueabihf/sysroot" INTLTOOL_PERL=/usr/bin/perl ac_cv_lbl_unaligned_fail=yes ac_cv_func_mmap_fixed_mapped=yes ac_cv_func_memcmp_working=yes ac_cv_have_decl_malloc=yes gl_cv_func_malloc_0_nonnull=yes ac_cv_func_malloc_0_nonnull=yes ac_cv_func_calloc_0_nonnull=yes ac_cv_func_realloc_0_nonnull=yes lt_cv_sys_lib_search_path_spec="" ac_cv_c_bigendian=no   CONFIG_SITE=/dev/null ./configure --target=arm-buildroot-linux-uclibcgnueabihf --host=arm-buildroot-linux-uclibcgnueabihf --build=x86_64-pc-linux-gnu --prefix=/usr --exec-prefix=/usr --sysconfdir=/etc --localstatedir=/var --program-prefix="" --disable-gtk-doc --disable-gtk-doc-html --disable-doc --disable-docs --disable-documentation --with-xmlto=no --with-fop=no --disable-dependency-tracking --enable-ipv6 --disable-nls --disable-static --enable-shared  --disable-rpath --disable-arts --disable-esd --disable-dbus --disable-pulseaudio --disable-video-wayland --enable-static --disable-libudev --disable-video-directfb --disable-video-rpi --disable-video-x11 --without-x --disable-video-opengl --disable-video-opengles --disable-input-tslib --disable-alsa --disable-video-kmsdrm )
configure: WARNING: unrecognized options: --disable-gtk-doc, --disable-gtk-doc-html, --disable-doc, --disable-docs, --disable-documentation, --with-xmlto, --with-fop, --enable-ipv6, --disable-nls
checking build system type... x86_64-pc-linux-gnu
checking host system type... arm-buildroot-linux-uclibcgnueabihf
checking how to print strings... printf
checking for arm-buildroot-linux-uclibcgnueabihf-gcc... /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc
checking whether the C compiler works... yes
checking for C compiler default output file name... a.out
checking for suffix of executables... 
checking whether we are cross compiling... yes
checking for suffix of object files... o
checking whether we are using the GNU C compiler... yes
checking whether /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc accepts -g... yes
checking for /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc option to accept ISO C89... none needed
checking for a sed that does not truncate output... /bin/sed
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
checking for fgrep... /bin/grep -F
checking for ld used by /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc... /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ld
checking if the linker (/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-nm
checking the name lister (/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-nm) interface... BSD nm
checking whether ln -s works... yes
checking the maximum length of command line arguments... 3458764513820540925
checking whether the shell understands some XSI constructs... yes
checking whether the shell understands "+="... yes
checking how to convert x86_64-pc-linux-gnu file names to arm-buildroot-linux-uclibcgnueabihf format... func_convert_file_noop
checking how to convert x86_64-pc-linux-gnu file names to toolchain format... func_convert_file_noop
checking for /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ld option to reload object files... -r
checking for arm-buildroot-linux-uclibcgnueabihf-objdump... /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-objdump
checking how to recognize dependent libraries... pass_all
checking for arm-buildroot-linux-uclibcgnueabihf-dlltool... no
checking for dlltool... no
checking how to associate runtime and link libraries... printf %s\n
checking for arm-buildroot-linux-uclibcgnueabihf-ar... /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ar
checking for archiver @FILE support... @
checking for arm-buildroot-linux-uclibcgnueabihf-strip... /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-strip
checking for arm-buildroot-linux-uclibcgnueabihf-ranlib... /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ranlib
checking for gawk... no
checking for mawk... mawk
checking command to parse /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-nm output from /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc object... ok
checking for sysroot... no
checking for arm-buildroot-linux-uclibcgnueabihf-mt... no
checking for mt... mt
configure: WARNING: using cross tools not prefixed with host triplet
checking if mt is a manifest tool... no
checking how to run the C preprocessor... /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-cpp
checking for ANSI C header files... yes
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checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
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checking for unistd.h... yes
checking for dlfcn.h... yes
checking for objdir... .libs
checking if /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc supports -fno-rtti -fno-exceptions... no
checking for /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc option to produce PIC... -fPIC -DPIC
checking if /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc PIC flag -fPIC -DPIC works... yes
checking if /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc static flag -static works... yes
checking if /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc supports -c -o file.o... yes
checking if /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc supports -c -o file.o... (cached) yes
checking whether the /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc linker (/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ld) supports shared libraries... yes
checking whether -lc should be explicitly linked in... no
checking dynamic linker characteristics... GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking whether stripping libraries is possible... yes
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... yes
checking for arm-buildroot-linux-uclibcgnueabihf-gcc... (cached) /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc
checking whether we are using the GNU C compiler... (cached) yes
checking whether /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc accepts -g... (cached) yes
checking for /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-gcc option to accept ISO C89... (cached) none needed
checking whether we are using the GNU C++ compiler... yes
checking whether /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++ accepts -g... yes
checking how to run the C++ preprocessor... /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++ -E
checking for ld used by /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++... /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ld
checking if the linker (/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ld) is GNU ld... yes
checking whether the /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++ linker (/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ld) supports shared libraries... yes
checking for /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++ option to produce PIC... -fPIC -DPIC
checking if /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++ PIC flag -fPIC -DPIC works... yes
checking if /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++ static flag -static works... yes
checking if /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++ supports -c -o file.o... yes
checking if /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++ supports -c -o file.o... (cached) yes
checking whether the /home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-g++ linker (/home/buildroot/autobuild/run/instance-0/output/host/bin/arm-linux-ld) supports shared libraries... yes
checking dynamic linker characteristics... (cached) GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking for a BSD-compatible install... /usr/bin/install -c
checking whether make sets $(MAKE)... yes
checking for arm-buildroot-linux-uclibcgnueabihf-windres... no
checking for windres... no
checking for an ANSI C-conforming const... yes
checking for inline... inline
checking for working volatile... yes
checking for linker option --no-undefined... yes
checking for ANSI C header files... (cached) yes
checking for sys/types.h... (cached) yes
checking stdio.h usability... yes
checking stdio.h presence... yes
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checking stddef.h usability... yes
checking stddef.h presence... yes
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checking stdarg.h usability... yes
checking stdarg.h presence... yes
checking for stdarg.h... yes
checking malloc.h usability... yes
checking malloc.h presence... yes
checking for malloc.h... yes
checking for memory.h... (cached) yes
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checking wchar.h usability... yes
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checking limits.h usability... yes
checking limits.h presence... yes
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checking math.h usability... yes
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checking float.h usability... yes
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checking signal.h usability... yes
checking signal.h presence... yes
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checking for working alloca.h... yes
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checking for working memcmp... (cached) yes
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checking for ceil... yes
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checking for copysign... yes
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checking for scalbn... yes
checking for scalbnf... yes
checking for sin... yes
checking for sinf... yes
checking for sqrt... yes
checking for sqrtf... yes
checking for tan... yes
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checking for struct sigaction.sa_sigaction... yes
checking libunwind.h usability... no
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checking for Altivec with GCC altivec.h and -maltivec option... no
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checking for Altivec with GCC altivec.h and -faltivec option... no
checking for Altivec with GCC -faltivec option... no
checking for GCC -Wall option... yes
checking for necessary GCC -Wno-multichar option... no
checking for GCC -fvisibility=hidden option... yes
checking for GCC -Wdeclaration-after-statement option... yes
checking for dlopen... yes
checking for dlopen in -lc... yes
checking for OSS audio support... yes
checking for pkg-config... /home/buildroot/autobuild/run/instance-0/output/host/bin/pkg-config
checking for JACK 0.125 support... no
checking audio/audiolib.h usability... no
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checking for sio_open in -lsndio... no
checking for sndio audio support... no
checking samplerate.h usability... no
checking samplerate.h presence... no
checking for samplerate.h... no
checking for pkg-config... (cached) /home/buildroot/autobuild/run/instance-0/output/host/bin/pkg-config
Package ibus-1.0 was not found in the pkg-config search path.
Perhaps you should add the directory containing `ibus-1.0.pc'
to the PKG_CONFIG_PATH environment variable
Package 'ibus-1.0', required by 'world', not found
checking ibus-1.0/ibus.h usability... no
checking ibus-1.0/ibus.h presence... no
checking for ibus-1.0/ibus.h... no
checking sys/inotify.h usability... yes
checking sys/inotify.h presence... yes
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checking for pkg-config... (cached) /home/buildroot/autobuild/run/instance-0/output/host/bin/pkg-config
Package fcitx was not found in the pkg-config search path.
Perhaps you should add the directory containing `fcitx.pc'
to the PKG_CONFIG_PATH environment variable
Package 'fcitx', required by 'world', not found
checking fcitx/frontend.h usability... no
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checking for fcitx/frontend.h... no
checking for Linux 2.4 unified input interface... yes
checking for Linux kd.h... yes
checking for pthreads... no
checking for clock_gettime in -lrt... yes
checking linux/version.h usability... yes
checking linux/version.h presence... yes
checking for linux/version.h... yes
checking for Vivante VDK API... no
checking for Vivante FB API... no
configure: creating ./config.status
config.status: creating Makefile
config.status: creating sdl2-config
config.status: creating sdl2-config.cmake
config.status: creating SDL2.spec
config.status: creating sdl2.pc
config.status: creating include/SDL_config.h
config.status: executing libtool commands
config.status: executing sdl2_config commands
config.status: executing summary commands
SDL2 Configure Summary:
Building Shared Libraries
Building Static Libraries
Enabled modules : atomic audio video render events joystick haptic sensor power filesystem threads timers file loadso cpuinfo assembly
Assembly Math   :
Audio drivers   : disk dummy oss
Video drivers   : dummy vulkan
Input drivers   : linuxev linuxkd
Using libsamplerate : NO
Using libudev       : NO
Using dbus          : NO
Using ime           : YES
Using ibus          : NO
Using fcitx         : NO
configure: WARNING: unrecognized options: --disable-gtk-doc, --disable-gtk-doc-html, --disable-doc, --disable-docs, --disable-documentation, --with-xmlto, --with-fop, --enable-ipv6, --disable-nls
>>> sdl2 2.0.9 Building
PATH="/home/buildroot/autobuild/run/instance-0/output/host/bin:/home/buildroot/autobuild/run/instance-0/output/host/sbin:/usr/local/bin:/usr/bin:/bin:/usr/local/games:/usr/games"  /usr/bin/make -j4  -C /home/buildroot/autobuild/run/instance-0/output/build/sdl2-2.0.9/
/bin/sh build-scripts/mkinstalldirs build
/bin/sh build-scripts/updaterev.sh
  CC     build/SDL_assert.lo
  CC     build/SDL_dataqueue.lo
mkdir -p -- build
  CC     build/SDL_error.lo
  CC     build/SDL_hints.lo
  CC     build/SDL_log.lo
  CC     build/SDL_atomic.lo
  CC     build/SDL_spinlock.lo
  CC     build/SDL_audio.lo
  CC     build/SDL_audiocvt.lo
  CC     build/SDL_audiodev.lo
  CC     build/SDL_audiotypecvt.lo
  CC     build/SDL_mixer.lo
  CC     build/SDL_wave.lo
  CC     build/SDL_cpuinfo.lo
  CC     build/SDL_dynapi.lo
  CC     build/SDL_clipboardevents.lo
  CC     build/SDL_displayevents.lo
  CC     build/SDL_dropevents.lo
  CC     build/SDL_events.lo
  CC     build/SDL_gesture.lo
  CC     build/SDL_keyboard.lo
  CC     build/SDL_mouse.lo
  CC     build/SDL_quit.lo
  CC     build/SDL_touch.lo
  CC     build/SDL_windowevents.lo
  CC     build/SDL_rwops.lo
/home/buildroot/autobuild/run/instance-0/output/build/sdl2-2.0.9/src/file/SDL_rwops.c:26:0: warning: "_LARGEFILE64_SOURCE" redefined
 #define _LARGEFILE64_SOURCE
 
<command-line>:0:0: note: this is the location of the previous definition
  CC     build/SDL_haptic.lo
  CC     build/SDL_gamecontroller.lo
  CC     build/SDL_joystick.lo
  CC     build/e_atan2.lo
  CC     build/e_exp.lo
  CC     build/e_fmod.lo
  CC     build/e_log.lo
  CC     build/e_log10.lo
  CC     build/e_pow.lo
  CC     build/e_rem_pio2.lo
  CC     build/e_sqrt.lo
  CC     build/k_cos.lo
  CC     build/k_rem_pio2.lo
  CC     build/k_sin.lo
  CC     build/k_tan.lo
  CC     build/s_atan.lo
  CC     build/s_copysign.lo
  CC     build/s_cos.lo
  CC     build/s_fabs.lo
  CC     build/s_floor.lo
  CC     build/s_scalbn.lo
  CC     build/s_sin.lo
  CC     build/s_tan.lo
  CC     build/SDL_power.lo
  CC     build/SDL_d3dmath.lo
  CC     build/SDL_render.lo
  CC     build/SDL_yuv_sw.lo
  CC     build/SDL_render_d3d.lo
  CC     build/SDL_shaders_d3d.lo
  CC     build/SDL_render_d3d11.lo
  CC     build/SDL_shaders_d3d11.lo
  CC     build/SDL_render_gl.lo
  CC     build/SDL_shaders_gl.lo
  CC     build/SDL_render_gles.lo
  CC     build/SDL_render_gles2.lo
  CC     build/SDL_shaders_gles2.lo
  CC     build/SDL_render_psp.lo
  CC     build/SDL_blendfillrect.lo
  CC     build/SDL_blendline.lo
  CC     build/SDL_blendpoint.lo
  CC     build/SDL_drawline.lo
  CC     build/SDL_drawpoint.lo
  CC     build/SDL_render_sw.lo
  CC     build/SDL_rotate.lo
  CC     build/SDL_sensor.lo
  CC     build/SDL_getenv.lo
  CC     build/SDL_iconv.lo
  CC     build/SDL_malloc.lo
  CC     build/SDL_qsort.lo
  CC     build/SDL_stdlib.lo
  CC     build/SDL_string.lo
  CC     build/SDL_thread.lo
  CC     build/SDL_timer.lo
  CC     build/SDL_RLEaccel.lo
  CC     build/SDL_blit.lo
  CC     build/SDL_blit_0.lo
  CC     build/SDL_blit_1.lo
  CC     build/SDL_blit_A.lo
  CC     build/SDL_blit_N.lo
  CC     build/SDL_blit_auto.lo
  CC     build/SDL_blit_copy.lo
  CC     build/SDL_blit_slow.lo
  CC     build/SDL_bmp.lo
  CC     build/SDL_clipboard.lo
  CC     build/SDL_egl.lo
  CC     build/SDL_fillrect.lo
  CC     build/SDL_pixels.lo
  CC     build/SDL_rect.lo
  CC     build/SDL_shape.lo
  CC     build/SDL_stretch.lo
  CC     build/SDL_surface.lo
  CC     build/SDL_video.lo
  CC     build/SDL_vulkan_utils.lo
  CC     build/SDL_yuv.lo
  CC     build/yuv_rgb.lo
  CC     build/SDL_nullevents.lo
  CC     build/SDL_nullframebuffer.lo
  CC     build/SDL_nullvideo.lo
  CC     build/SDL_diskaudio.lo
  CC     build/SDL_dummyaudio.lo
  CC     build/SDL_sysloadso.lo
  CC     build/SDL_dspaudio.lo
  CC     build/SDL_ime.lo
  CC     build/SDL_sysjoystick.lo
  CC     build/SDL_steamcontroller.lo
  CC     build/SDL_syshaptic.lo
  CC     build/SDL_syspower.lo
  CC     build/SDL_sysfilesystem.lo
  CC     build/SDL_systimer.lo
  CC     build/SDL_evdev.lo
  CC     build/SDL_evdev_kbd.lo
  CC     build/SDL_poll.lo
  CC     build/SDL_dummysensor.lo
  CC     build/SDL_syscond.lo
  CC     build/SDL_sysmutex.lo
  CC     build/SDL_syssem.lo
  CC     build/SDL_systhread.lo
  CC     build/SDL_systls.lo
  CC     build/SDL_dummy_main.lo
  CC     build/SDL_test_assert.lo
  CC     build/SDL_test_common.lo
  CC     build/SDL_test_compare.lo
  CC     build/SDL_test_crc32.lo
  CC     build/SDL_test_font.lo
  CC     build/SDL_test_fuzzer.lo
  CC     build/SDL_test_harness.lo
  CC     build/SDL_test_imageBlit.lo
  CC     build/SDL_test_imageBlitBlend.lo
  CC     build/SDL_test_imageFace.lo
  CC     build/SDL_test_imagePrimitives.lo
  CC     build/SDL_test_imagePrimitivesBlend.lo
  CC     build/SDL_test_log.lo
  CC     build/SDL_test_md5.lo
  CC     build/SDL_test_memory.lo
  CC     build/SDL_test_random.lo
  CC     build/SDL.lo
  LTLINK build/libSDL2main.la
  LTLINK build/libSDL2_test.la
  LTLINK build/libSDL2.la
build/.libs/SDL_dynapi.o: In function `initialize_jumptable':
SDL_dynapi.c:(.text+0x19c4): undefined reference to `SDL_LinuxSetThreadPriority_REAL'
collect2: error: ld returned 1 exit status
make[2]: *** [build/libSDL2.la] Error 1
make[1]: *** [/home/buildroot/autobuild/run/instance-0/output/build/sdl2-2.0.9/.stamp_built] Error 2
make: *** [_all] Error 2
make: Leaving directory `/home/buildroot/autobuild/run/instance-0/buildroot'