>>> libunwind 1.8.1 Extracting
mkdir -p /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/host-tar/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/host-tar/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host
mkdir -p /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/target
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/host-tar/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/host-tar/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/target
gzip -d -c /home/buildroot/autobuild/instance-2/dl/libunwind/libunwind-1.8.1.tar.gz | /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/tar --strip-components=1 -C /home/buildroot/autobuild/instance-2/output-1/build/libunwind-1.8.1   -xf -
>>> libunwind 1.8.1 Patching
>>> libunwind 1.8.1 Updating config.sub and config.guess
for file in config.guess config.sub; do for i in $(find /home/buildroot/autobuild/instance-2/output-1/build/libunwind-1.8.1 -name $file); do cp support/gnuconfig/$file $i; done; done
>>> libunwind 1.8.1 Patching libtool
patching file /home/buildroot/autobuild/instance-2/output-1/build/libunwind-1.8.1/config/ltmain.sh
Hunk #1 succeeded at 2786 (offset 99 lines).
Hunk #2 succeeded at 4376 (offset 99 lines).
Hunk #3 succeeded at 6671 (offset 117 lines).
Hunk #4 succeeded at 6681 (offset 117 lines).
Hunk #5 succeeded at 6974 (offset 117 lines).
Hunk #6 succeeded at 7266 (offset 117 lines).
Hunk #7 succeeded at 8241 (offset 129 lines).
Hunk #8 succeeded at 10873 (offset 163 lines).
>>> libunwind 1.8.1 Configuring
mkdir -p /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/host-ccache/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/host-ccache/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/host-skeleton/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/host-skeleton/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/libucontext/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/libucontext/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/skeleton/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/skeleton/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/toolchain/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/toolchain/host/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host
mkdir -p /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/target
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/host-ccache/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/host-ccache/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/target
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/host-skeleton/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/host-skeleton/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/target
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/libucontext/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/libucontext/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/target
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/skeleton/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/skeleton/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/target
rsync -a --hard-links  --link-dest=/home/buildroot/autobuild/instance-2/output-1/per-package/toolchain/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/toolchain/target/ /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/target
(cd /home/buildroot/autobuild/instance-2/output-1/build/libunwind-1.8.1/ && rm -rf config.cache && GIT_DIR=. PATH="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin:/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin" AR="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc-ar" AS="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-as" LD="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-ld" NM="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc-nm" CC="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc" GCC="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc" CPP="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-cpp" CXX="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++" FC="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gfortran" F77="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gfortran" RANLIB="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc-ranlib" READELF="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-readelf" STRIP="/bin/true" OBJCOPY="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-objcopy" OBJDUMP="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-objdump" AR_FOR_BUILD="/usr/bin/ar" AS_FOR_BUILD="/usr/bin/as" CC_FOR_BUILD="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/ccache /usr/bin/gcc" GCC_FOR_BUILD="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/ccache /usr/bin/gcc" CXX_FOR_BUILD="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/ccache /usr/bin/g++" LD_FOR_BUILD="/usr/bin/ld" CPPFLAGS_FOR_BUILD="-I/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/include" CFLAGS_FOR_BUILD="-O2 -I/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/include" CXXFLAGS_FOR_BUILD="-O2 -I/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/include" LDFLAGS_FOR_BUILD="-L/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/lib -Wl,-rpath,/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/lib" FCFLAGS_FOR_BUILD="" DEFAULT_ASSEMBLER="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-as" DEFAULT_LINKER="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-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  -O1 -g1 " CXXFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -O1 -g1 " LDFLAGS="" FCFLAGS=" -O1 -g1" FFLAGS=" -O1 -g1" PKG_CONFIG="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/pkg-config" STAGING_DIR="/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/m68k-buildroot-linux-musl/sysroot" INTLTOOL_PERL=/usr/bin/perl ac_cv_lbl_unaligned_fail=no 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=yes   CONFIG_SITE=/dev/null ./configure --target=m68k-buildroot-linux-musl --host=m68k-buildroot-linux-musl --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 --enable-nls --enable-static --enable-shared  --disable-tests --enable-cxx-exceptions LIBS=-lucontext )
configure: WARNING: unrecognized options: --disable-gtk-doc, --disable-gtk-doc-html, --disable-doc, --disable-docs, --with-xmlto, --with-fop, --enable-ipv6, --enable-nls
checking build system type... x86_64-pc-linux-gnu
checking host system type... m68k-buildroot-linux-musl
checking target system type... m68k-buildroot-linux-musl
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for m68k-buildroot-linux-musl-strip... /bin/true
checking for a thread-safe mkdir -p... /usr/bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
checking whether make supports nested variables... (cached) yes
checking whether to enable maintainer-specific portions of Makefiles... no
checking for m68k-buildroot-linux-musl-gcc... /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-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/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc accepts -g... yes
checking for /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc option to accept ISO C89... none needed
checking whether /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc understands -c and -o together... yes
checking whether make supports the include directive... yes (GNU style)
checking dependency style of /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc... none
checking whether we are using the GNU C++ compiler... yes
checking whether /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++ accepts -g... yes
checking dependency style of /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++... none
checking whether make sets $(MAKE)... (cached) yes
checking for m68k-buildroot-linux-musl-ar... /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc-ar
checking the archiver (/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc-ar) interface... ar
checking how to print strings... printf
checking for a sed that does not truncate output... /usr/bin/sed
checking for grep that handles long lines and -e... /usr/bin/grep
checking for egrep... /usr/bin/grep -E
checking for fgrep... /usr/bin/grep -F
checking for ld used by /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc... /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-ld
checking if the linker (/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-ld) is GNU ld... yes
checking for BSD- or MS-compatible name lister (nm)... /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc-nm
checking the name lister (/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc-nm) interface... BSD nm
checking whether ln -s works... yes
checking the maximum length of command line arguments... 1572864
checking how to convert x86_64-pc-linux-gnu file names to m68k-buildroot-linux-musl 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/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-ld option to reload object files... -r
checking for m68k-buildroot-linux-musl-objdump... /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-objdump
checking how to recognize dependent libraries... pass_all
checking for m68k-buildroot-linux-musl-dlltool... no
checking for dlltool... no
checking how to associate runtime and link libraries... printf %s\n
checking for m68k-buildroot-linux-musl-ar... (cached) /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc-ar
checking for archiver @FILE support... @
checking for m68k-buildroot-linux-musl-strip... (cached) /bin/true
checking for m68k-buildroot-linux-musl-ranlib... /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc-ranlib
checking command to parse /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc-nm output from /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc object... ok
checking for sysroot... no
checking for a working dd... /usr/bin/dd
checking how to truncate binary pipes... /usr/bin/dd bs=4096 count=1
checking for m68k-buildroot-linux-musl-mt... no
checking for mt... no
checking if : is a manifest tool... no
checking how to run the C preprocessor... /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-cpp
checking for ANSI C header files... yes
checking for sys/types.h... yes
checking for sys/stat.h... yes
checking for stdlib.h... yes
checking for string.h... yes
checking for memory.h... yes
checking for strings.h... yes
checking for inttypes.h... yes
checking for stdint.h... yes
checking for unistd.h... yes
checking for dlfcn.h... yes
checking for objdir... .libs
checking if /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc supports -fno-rtti -fno-exceptions... no
checking for /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc option to produce PIC... -fPIC -DPIC
checking if /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc PIC flag -fPIC -DPIC works... yes
checking if /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc static flag -static works... no
checking if /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc supports -c -o file.o... yes
checking if /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc supports -c -o file.o... (cached) yes
checking whether the /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc linker (/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-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... no
checking if libtool supports shared libraries... yes
checking whether to build shared libraries... yes
checking whether to build static libraries... yes
checking how to run the C++ preprocessor... /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++ -E
checking for ld used by /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++... /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-ld
checking if the linker (/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-ld) is GNU ld... yes
checking whether the /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++ linker (/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-ld) supports shared libraries... yes
checking for /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++ option to produce PIC... -fPIC -DPIC
checking if /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++ PIC flag -fPIC -DPIC works... yes
checking if /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++ static flag -static works... no
checking if /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++ supports -c -o file.o... yes
checking if /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++ supports -c -o file.o... (cached) yes
checking whether the /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-g++ linker (/home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-ld) supports shared libraries... yes
checking dynamic linker characteristics... (cached) GNU/Linux ld.so
checking how to hardcode library paths into programs... immediate
checking dependency style of /home/buildroot/autobuild/instance-2/output-1/per-package/libunwind/host/bin/m68k-buildroot-linux-musl-gcc... none
checking for an ANSI C-conforming const... yes
checking for inline... inline
checking for size_t... yes
checking size of off_t... 8
configure: --- Checking for header files ---
checking asm/ptrace_offsets.h usability... no
checking asm/ptrace_offsets.h presence... no
checking for asm/ptrace_offsets.h... no
checking asm/ptrace.h usability... yes
checking asm/ptrace.h presence... yes
checking for asm/ptrace.h... yes
checking asm/vsyscall.h usability... no
checking asm/vsyscall.h presence... no
checking for asm/vsyscall.h... no
checking endian.h usability... yes
checking endian.h presence... yes
checking for endian.h... yes
checking sys/endian.h usability... no
checking sys/endian.h presence... no
checking for sys/endian.h... no
checking sys/param.h usability... yes
checking sys/param.h presence... yes
checking for sys/param.h... yes
checking execinfo.h usability... no
checking execinfo.h presence... no
checking for execinfo.h... no
checking ia64intrin.h usability... no
checking ia64intrin.h presence... no
checking for ia64intrin.h... no
checking sys/uc_access.h usability... no
checking sys/uc_access.h presence... no
checking for sys/uc_access.h... no
checking for unistd.h... (cached) yes
checking signal.h usability... yes
checking signal.h presence... yes
checking for signal.h... yes
checking for sys/types.h... (cached) yes
checking sys/procfs.h usability... yes
checking sys/procfs.h presence... yes
checking for sys/procfs.h... yes
checking sys/ptrace.h usability... yes
checking sys/ptrace.h presence... yes
checking for sys/ptrace.h... yes
checking sys/syscall.h usability... yes
checking sys/syscall.h presence... yes
checking for sys/syscall.h... yes
checking byteswap.h usability... yes
checking byteswap.h presence... yes
checking for byteswap.h... yes
checking elf.h usability... yes
checking elf.h presence... yes
checking for elf.h... yes
checking sys/elf.h usability... no
checking sys/elf.h presence... no
checking for sys/elf.h... no
checking link.h usability... yes
checking link.h presence... yes
checking for link.h... yes
checking sys/link.h usability... no
checking sys/link.h presence... no
checking for sys/link.h... no
configure: --- Checking for available types ---
checking for struct dl_phdr_info.dlpi_subs... yes
checking for struct elf_prstatus... yes
checking for struct prstatus... no
checking for procfs_status... no
checking for elf_fpregset_t... yes
configure: --- Checking for libraries ---
checking for library containing _Unwind_Resume... -lgcc_s
checking for library containing __uc_get_grs... no
checking for dl_iterate_phdr... yes
checking for dl_phdr_removals_counter... no
checking for dlmodinfo... no
checking for getunwind... no
checking for ttrace... no
checking for mincore... yes
checking for pipe2... yes
checking for sigaltstack... yes
checking for execvpe... yes
checking if building with AltiVec... no
checking if libunwind-coredump should be built... no
checking if libunwind-ptrace should be built... yes
configure: --- Checking for ptrace symbols ---
checking whether PTRACE_POKEUSER is declared... yes
checking whether PTRACE_POKEDATA is declared... yes
checking whether PTRACE_SETREGSET is declared... yes
checking whether PTRACE_TRACEME is declared... yes
checking whether PTRACE_CONT is declared... yes
checking whether PTRACE_SINGLESTEP is declared... yes
checking whether PTRACE_SYSCALL is declared... yes
checking whether PT_IO is declared... no
checking whether PT_GETREGS is declared... yes
checking whether PT_GETFPREGS is declared... yes
checking whether PT_CONTINUE is declared... yes
checking whether PT_TRACE_ME is declared... yes
checking whether PT_STEP is declared... yes
checking whether PT_SYSCALL is declared... yes
checking if libunwind-nto should be built... checking sys/neutrino.h usability... no
checking sys/neutrino.h presence... no
checking for sys/neutrino.h... no
no
checking if libunwind-setjmp should be built... yes
checking if weak-backtrace is enabled... yes
checking if unwind.h should be exported... yes
checking whether to support UNW_CACHE_PER_THREAD... no
checking if testsuite should be built... no
checking if debug support should be built... no
checking if C++ exception support should be built... yes
checking if documentation should be built... no
checking for latex2man... no
checking if we should enable unw_resume tests... yes
checking for build architecture... x86_64
checking for host architecture... m68k
checking for target architecture... m68k
checking for target operating system... linux-musl
checking for ELF helper width... configure: error: Unknown ELF target: m68k
make: *** [package/pkg-generic.mk:273: /home/buildroot/autobuild/instance-2/output-1/build/libunwind-1.8.1/.stamp_configured] Error 1
make: Leaving directory '/home/buildroot/autobuild/instance-2/buildroot'