>>> libsndfile 1.0.31 Extracting
bzcat /home/giuliobenetti/autobuild/run/instance-0/dl/libsndfile/libsndfile-1.0.31.tar.bz2 | tar --strip-components=1 -C /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libsndfile-1.0.31   -xf -
>>> libsndfile 1.0.31 Patching
>>> libsndfile 1.0.31 Updating config.sub and config.guess
for file in config.guess config.sub; do for i in $(find /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libsndfile-1.0.31 -name $file); do cp support/gnuconfig/$file $i; done; done
>>> libsndfile 1.0.31 Patching libtool
patching file /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libsndfile-1.0.31/build-aux/ltmain.sh
Hunk #1 succeeded at 2741 (offset 54 lines).
Hunk #2 succeeded at 4331 (offset 54 lines).
Hunk #3 succeeded at 6627 (offset 73 lines).
Hunk #4 succeeded at 6637 (offset 73 lines).
Hunk #5 succeeded at 6930 (offset 73 lines).
Hunk #6 succeeded at 7232 (offset 83 lines).
Hunk #7 succeeded at 8202 (offset 90 lines).
Hunk #8 succeeded at 10832 (offset 122 lines).
>>> libsndfile 1.0.31 Configuring
(cd /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libsndfile-1.0.31/ && rm -rf config.cache && PATH="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin:/home/giuliobenetti/autobuild/run/instance-0/output-1/host/sbin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin" AR="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-ar" AS="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-as" LD="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-ld" NM="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-nm" CC="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-gcc" GCC="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-gcc" CPP="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-cpp" CXX="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-g++" FC="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-gfortran" F77="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-gfortran" RANLIB="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-ranlib" READELF="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-readelf" STRIP="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-strip" OBJCOPY="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-objcopy" OBJDUMP="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-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/giuliobenetti/autobuild/run/instance-0/output-1/host/include" CFLAGS_FOR_BUILD="-O2 -I/home/giuliobenetti/autobuild/run/instance-0/output-1/host/include" CXXFLAGS_FOR_BUILD="-O2 -I/home/giuliobenetti/autobuild/run/instance-0/output-1/host/include" LDFLAGS_FOR_BUILD="-L/home/giuliobenetti/autobuild/run/instance-0/output-1/host/lib -Wl,-rpath,/home/giuliobenetti/autobuild/run/instance-0/output-1/host/lib" FCFLAGS_FOR_BUILD="" DEFAULT_ASSEMBLER="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-as" DEFAULT_LINKER="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-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 -g0 -DNDEBUG " CXXFLAGS="-D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64  -Os -g0 -DNDEBUG " LDFLAGS="" FCFLAGS=" -Os -g0 -DNDEBUG" FFLAGS=" -Os -g0 -DNDEBUG" PKG_CONFIG="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/pkg-config" STAGING_DIR="/home/giuliobenetti/autobuild/run/instance-0/output-1/host/powerpc-buildroot-linux-uclibc/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=powerpc-buildroot-linux-uclibc --host=powerpc-buildroot-linux-uclibc --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-sqlite --disable-alsa --disable-full-suite --disable-external-libs )
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 whether configure should try to set CFLAGS/CXXFLAGS/CPPFLAGS/LDFLAGS... no
checking build system type... x86_64-pc-linux-gnu
checking host system type... powerpc-buildroot-linux-uclibc
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for powerpc-buildroot-linux-uclibc-strip... /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-strip
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 for powerpc-buildroot-linux-uclibc-gcc... /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-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/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-gcc accepts -g... yes
checking for /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-gcc option to accept ISO C89... none needed
checking whether /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-gcc understands -c and -o together... yes
checking whether make supports the include directive... yes (GNU style)
checking dependency style of /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-gcc... none
checking for /home/giuliobenetti/autobuild/run/instance-0/output-1/host/bin/powerpc-linux-gcc option to accept ISO C99... unsupported
configure: error: libsndfile requires a C99 capable compiler!
make: *** [package/pkg-generic.mk:240: /home/giuliobenetti/autobuild/run/instance-0/output-1/build/libsndfile-1.0.31/.stamp_configured] Error 1
make: Leaving directory '/home/giuliobenetti/autobuild/run/instance-0/buildroot'