>>> linknx 0.0.1.37 Downloading
--2019-04-21 21:22:24--  https://github.com/linknx/linknx/archive/0.0.1.37/linknx-0.0.1.37.tar.gz
Resolving github.com (github.com)... 140.82.118.3, 140.82.118.4
Connecting to github.com (github.com)|140.82.118.3|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location: https://codeload.github.com/linknx/linknx/tar.gz/0.0.1.37 [following]
--2019-04-21 21:22:25--  https://codeload.github.com/linknx/linknx/tar.gz/0.0.1.37
Resolving codeload.github.com (codeload.github.com)... 192.30.253.120, 192.30.253.121
Connecting to codeload.github.com (codeload.github.com)|192.30.253.120|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: unspecified [application/x-gzip]
Saving to: '/home/buildroot/autobuild/run/instance-0/output/build/.linknx-0.0.1.37.tar.gz.95DBM6/output'

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2019-04-21 21:22:25 (1.10 MB/s) - '/home/buildroot/autobuild/run/instance-0/output/build/.linknx-0.0.1.37.tar.gz.95DBM6/output' saved [378810]

linknx-0.0.1.37.tar.gz: OK (sha256: 3c3aaf8c409538153b15f5fb975a4485e58c4820cfea289a3f20777ba69782ab)
>>> linknx 0.0.1.37 Extracting
gzip -d -c /home/buildroot/autobuild/run/instance-0/dl/linknx/linknx-0.0.1.37.tar.gz | tar --strip-components=1 -C /home/buildroot/autobuild/run/instance-0/output/build/linknx-0.0.1.37   -xf -
>>> linknx 0.0.1.37 Patching

Applying 0001-Link-with-libiconv-if-needed.patch using patch: 
patching file configure.ac
>>> linknx 0.0.1.37 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/linknx-0.0.1.37 -name $file); do cp support/gnuconfig/$file $i; done; done
>>> linknx 0.0.1.37 Configuring
>>> linknx 0.0.1.37 Autoreconfiguring
>>> linknx 0.0.1.37 Patching libtool
(cd /home/buildroot/autobuild/run/instance-0/output/build/linknx-0.0.1.37/ && 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:/snap/bin" AR="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-ar" AS="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-as" LD="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-ld" NM="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-nm" CC="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc" GCC="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc" CPP="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-cpp" CXX="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++" FC="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-gfortran" F77="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-gfortran" RANLIB="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-ranlib" READELF="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-readelf" STRIP="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-strip" OBJCOPY="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-objcopy" OBJDUMP="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-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/x86_64-amd-linux-gnu-as" DEFAULT_LINKER="/home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-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/x86_64-buildroot-linux-gnu/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=no   CONFIG_SITE=/dev/null ./configure --target=x86_64-buildroot-linux-gnu --host=x86_64-buildroot-linux-gnu --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  --without-cppunit --without-pth-test --with-pth=/home/buildroot/autobuild/run/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr --disable-smtp --without-libcurl --without-log4cpp --without-lua --without-mysql )
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, --disable-static, --enable-shared
checking for a BSD-compatible install... /usr/bin/install -c
checking whether build environment is sane... yes
checking for x86_64-buildroot-linux-gnu-strip... /home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-strip
checking for a thread-safe mkdir -p... /bin/mkdir -p
checking for gawk... gawk
checking whether make sets $(MAKE)... yes
checking whether make supports nested variables... yes
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/x86_64-amd-linux-gnu-g++ accepts -g... yes
checking for style of include used by make... GNU
checking dependency style of /home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-g++... none
checking for x86_64-buildroot-linux-gnu-gcc... /home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc
checking whether we are using the GNU C compiler... yes
checking whether /home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc accepts -g... yes
checking for /home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc option to accept ISO C89... none needed
checking whether /home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc understands -c and -o together... yes
checking dependency style of /home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-gcc... none
checking for x86_64-buildroot-linux-gnu-ranlib... /home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-ranlib
checking how to run the C preprocessor... /home/buildroot/autobuild/run/instance-0/output/host/bin/x86_64-amd-linux-gnu-cpp
checking for GNU Pth... version 2.0.8, installed under /home/buildroot/autobuild/run/instance-0/output/host/x86_64-buildroot-linux-gnu/sysroot/usr/bin/../../usr
checking for grep that handles long lines and -e... /bin/grep
checking for egrep... /bin/grep -E
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 argp.h usability... yes
checking argp.h presence... yes
checking for argp.h... yes
checking for library containing argp_parse... none required
checking for library containing libiconv_open... no
checking for ANSI C header files... (cached) yes
checking fcntl.h usability... yes
checking fcntl.h presence... yes
checking for fcntl.h... yes
checking stddef.h usability... yes
checking stddef.h presence... yes
checking for stddef.h... yes
checking for stdlib.h... (cached) yes
checking for unistd.h... (cached) yes
checking for struct tm.tm_gmtoff... yes
checking for mysql... no
checking whether to use libesmtp... no
checking for log4cpp-config... no
checking for stdbool.h that conforms to C99... yes
checking for _Bool... yes
checking for an ANSI C-conforming const... yes
checking for inline... inline
checking for int16_t... yes
checking for int64_t... yes
checking for size_t... yes
checking for uint16_t... yes
checking for uint8_t... yes
checking for ptrdiff_t... yes
checking for pid_t... yes
checking vfork.h usability... no
checking vfork.h presence... no
checking for vfork.h... no
checking for fork... yes
checking for vfork... yes
checking for working fork... cross
configure: WARNING: result yes guessed because of cross compilation
checking for working vfork... (cached) yes
checking return type of signal handlers... void
checking for vprintf... yes
checking for _doprnt... no
checking for dup2... yes
checking for memmove... yes
checking for memset... yes
checking for strchr... yes
checking that generated files are newer than configure... done
configure: error: conditional "CPPUNIT" was never defined.
Usually this means the macro was only invoked conditionally.
package/pkg-generic.mk:228: recipe for target '/home/buildroot/autobuild/run/instance-0/output/build/linknx-0.0.1.37/.stamp_configured' failed
make: *** [/home/buildroot/autobuild/run/instance-0/output/build/linknx-0.0.1.37/.stamp_configured] Error 1
make: Leaving directory '/home/buildroot/autobuild/run/instance-0/buildroot'