>>> optee-client 3.19.0 Extracting
gzip -d -c /tmp/instance-3/dl/optee-client/optee-client-3.19.0.tar.gz | tar --strip-components=1 -C /tmp/instance-3/output-1/build/optee-client-3.19.0   -xf -
>>> optee-client 3.19.0 Patching

Applying 0001-libteeacl-condition-libteeacl-with-WITH_TEEACL.patch using patch: 
patching file CMakeLists.txt
patching file Makefile

Applying 0002-libteeacl-use-realloc-instead-of-reallocarray.patch using patch: 
patching file libteeacl/src/group.c
>>> optee-client 3.19.0 Configuring
(mkdir -p /tmp/instance-3/output-1/build/optee-client-3.19.0/ && cd /tmp/instance-3/output-1/build/optee-client-3.19.0/ && rm -f CMakeCache.txt && PATH="/tmp/instance-3/output-1/host/bin:/tmp/instance-3/output-1/host/sbin:/home/autobuild/make:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"  /tmp/instance-3/output-1/host/bin/cmake /tmp/instance-3/output-1/build/optee-client-3.19.0/ -G"Unix Makefiles" -DCMAKE_TOOLCHAIN_FILE="/tmp/instance-3/output-1/host/share/buildroot/toolchainfile.cmake" -DCMAKE_INSTALL_PREFIX="/usr" -DCMAKE_INSTALL_RUNSTATEDIR="/run" -DCMAKE_COLOR_MAKEFILE=OFF -DBUILD_DOC=OFF -DBUILD_DOCS=OFF -DBUILD_EXAMPLE=OFF -DBUILD_EXAMPLES=OFF -DBUILD_TEST=OFF -DBUILD_TESTS=OFF -DBUILD_TESTING=OFF -DBUILD_SHARED_LIBS=OFF  -DCFG_TEE_FS_PARENT_PATH="/data/tee" -DCFG_WERROR=OFF -DRPMB_EMU=OFF -DCFG_TEE_SUPP_PLUGINS=OFF -DWITH_TEEACL=OFF )
-- The C compiler identification is GNU 11.2.0
-- Detecting C compiler ABI info
-- Detecting C compiler ABI info - done
-- Check for working C compiler: /tmp/instance-3/output-1/host/bin/m68k-linux-gcc - skipped
-- Detecting C compile features
-- Detecting C compile features - done
-- Looking for pthread.h
-- Looking for pthread.h - found
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD
-- Performing Test CMAKE_HAVE_LIBC_PTHREAD - Success
-- Found Threads: TRUE  
-- Configuring done
-- Generating done
CMake Warning:
  Manually-specified variables were not used by the project:

    BUILD_DOC
    BUILD_DOCS
    BUILD_EXAMPLE
    BUILD_EXAMPLES
    BUILD_TEST
    BUILD_TESTING
    BUILD_TESTS


-- Build files have been written to: /tmp/instance-3/output-1/build/optee-client-3.19.0
>>> optee-client 3.19.0 Building
PATH="/tmp/instance-3/output-1/host/bin:/tmp/instance-3/output-1/host/sbin:/home/autobuild/make:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin"  /home/autobuild/make/make -j1  -C /tmp/instance-3/output-1/build/optee-client-3.19.0/
make[1]: Entering directory '/tmp/instance-3/output-1/build/optee-client-3.19.0'
[  4%] Building C object libteec/CMakeFiles/teec.dir/src/tee_client_api.c.o
[  8%] Building C object libteec/CMakeFiles/teec.dir/src/teec_trace.c.o
[ 12%] Linking C static library libteec.a
[ 12%] Built target teec
[ 16%] Building C object tee-supplicant/CMakeFiles/tee-supplicant.dir/src/handle.c.o
[ 20%] Building C object tee-supplicant/CMakeFiles/tee-supplicant.dir/src/hmac_sha2.c.o
[ 25%] Building C object tee-supplicant/CMakeFiles/tee-supplicant.dir/src/rpmb.c.o
[ 29%] Building C object tee-supplicant/CMakeFiles/tee-supplicant.dir/src/sha2.c.o
[ 33%] Building C object tee-supplicant/CMakeFiles/tee-supplicant.dir/src/tee_supp_fs.c.o
[ 37%] Building C object tee-supplicant/CMakeFiles/tee-supplicant.dir/src/tee_supplicant.c.o
/tmp/instance-3/output-1/build/optee-client-3.19.0/tee-supplicant/src/tee_supplicant.c: In function 'make_daemon':
/tmp/instance-3/output-1/build/optee-client-3.19.0/tee-supplicant/src/tee_supplicant.c:750:17: error: implicit declaration of function 'fork' [-Werror=implicit-function-declaration]
  750 |         switch (fork()) {
      |                 ^~~~
cc1: some warnings being treated as errors
make[3]: *** [tee-supplicant/CMakeFiles/tee-supplicant.dir/build.make:146: tee-supplicant/CMakeFiles/tee-supplicant.dir/src/tee_supplicant.c.o] Error 1
make[2]: *** [CMakeFiles/Makefile2:230: tee-supplicant/CMakeFiles/tee-supplicant.dir/all] Error 2
make[1]: *** [Makefile:136: all] Error 2
make[1]: Leaving directory '/tmp/instance-3/output-1/build/optee-client-3.19.0'
make: *** [package/pkg-generic.mk:293: /tmp/instance-3/output-1/build/optee-client-3.19.0/.stamp_built] Error 2
make: Leaving directory '/tmp/instance-3/buildroot'