Performing C SOURCE FILE Test C_COMPILER_SUPPORTS_-Qunused-arguments failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_a3b84/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_a3b84.dir/build.make CMakeFiles/cmTC_a3b84.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_a3b84.dir/src.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DC_COMPILER_SUPPORTS_-Qunused-arguments  -DNDEBUG -fPIE   -Qunused-arguments -o CMakeFiles/cmTC_a3b84.dir/src.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.c
arm-linux-gnueabihf-gcc: error: unrecognized command line option '-Qunused-arguments'; did you mean '-Wunused-parameter'?
make[2]: *** [CMakeFiles/cmTC_a3b84.dir/src.c.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_a3b84/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'


Source file was:
int main(void) { return 0; }
Performing C SOURCE FILE Test C_COMPILER_SUPPORTS_-Wno-parentheses-equality failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_b9c4d/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_b9c4d.dir/build.make CMakeFiles/cmTC_b9c4d.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_b9c4d.dir/src.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DC_COMPILER_SUPPORTS_-Wno-parentheses-equality  -DNDEBUG -fPIE   -Wno-parentheses-equality -o CMakeFiles/cmTC_b9c4d.dir/src.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.c
cc1: warning: -Wformat-security ignored without -Wformat [-Wformat-security]
<command-line>:0:21: warning: ISO C99 requires whitespace after the macro name
cc1: warning: unrecognized command line option '-Wno-parentheses-equality'
Linking C executable cmTC_b9c4d
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_b9c4d.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DC_COMPILER_SUPPORTS_-Wno-parentheses-equality  -DNDEBUG    CMakeFiles/cmTC_b9c4d.dir/src.c.o  -o cmTC_b9c4d 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'


Source file was:
int main(void) { return 0; }
Performing C++ SOURCE FILE Test CXX_COMPILER_SUPPORTS_-Qunused-arguments failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_de433/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_de433.dir/build.make CMakeFiles/cmTC_de433.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_de433.dir/src.cxx.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-g++ --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot    -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -fno-rtti -DCXX_COMPILER_SUPPORTS_-Qunused-arguments  -DNDEBUG -fPIE   -Qunused-arguments -o CMakeFiles/cmTC_de433.dir/src.cxx.o -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.cxx
arm-linux-gnueabihf-g++: error: unrecognized command line option '-Qunused-arguments'; did you mean '-Wunused-parameter'?
make[2]: *** [CMakeFiles/cmTC_de433.dir/src.cxx.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_de433/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'


Source file was:
int main() { return 0; }
Performing C++ SOURCE FILE Test CXX_COMPILER_SUPPORTS_-Wno-parentheses-equality failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_5650d/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_5650d.dir/build.make CMakeFiles/cmTC_5650d.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_5650d.dir/src.cxx.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-g++ --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot    -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -fno-rtti -DCXX_COMPILER_SUPPORTS_-Wno-parentheses-equality  -DNDEBUG -fPIE   -Wno-parentheses-equality -o CMakeFiles/cmTC_5650d.dir/src.cxx.o -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.cxx
cc1plus: warning: -Wformat-security ignored without -Wformat [-Wformat-security]
<command-line>:0:23: warning: ISO C++11 requires whitespace after the macro name
cc1plus: warning: unrecognized command line option '-Wno-parentheses-equality'
Linking CXX executable cmTC_5650d
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_5650d.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-g++ --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot  -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -fno-rtti -DCXX_COMPILER_SUPPORTS_-Wno-parentheses-equality  -DNDEBUG    CMakeFiles/cmTC_5650d.dir/src.cxx.o  -o cmTC_5650d 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'


Source file was:
int main() { return 0; }
Performing C++ SOURCE FILE Test ARM_THUMB2_DETECTED failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_f984c/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_f984c.dir/build.make CMakeFiles/cmTC_f984c.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building CXX object CMakeFiles/cmTC_f984c.dir/src.cxx.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-g++ --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot    -Wextra -Wall -Wno-expansion-to-defined -Wno-attributes -Wno-noexcept-type -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -fno-rtti -DARM_THUMB2_DETECTED  -DNDEBUG -fPIE   -std=c++1z -o CMakeFiles/cmTC_f984c.dir/src.cxx.o -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.cxx
/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.cxx:3:6: error: #error "Thumb2 instruction set isn't available"
     #error "Thumb2 instruction set isn't available"
      ^~~~~
make[2]: *** [CMakeFiles/cmTC_f984c.dir/src.cxx.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_f984c/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'


Source file was:

    #if !defined(thumb2) && !defined(__thumb2__)
    #error "Thumb2 instruction set isn't available"
    #endif
    int main() {}
   
Determining if the include file pthread_np.h exists failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_abe74/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_abe74.dir/build.make CMakeFiles/cmTC_abe74.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_abe74.dir/CheckIncludeFile.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_abe74.dir/CheckIncludeFile.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/CheckIncludeFile.c
/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: pthread_np.h: No such file or directory
 #include <pthread_np.h>
          ^~~~~~~~~~~~~~
compilation terminated.
make[2]: *** [CMakeFiles/cmTC_abe74.dir/CheckIncludeFile.c.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_abe74/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'



Determining if the function _aligned_malloc exists failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_2e5f2/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_2e5f2.dir/build.make CMakeFiles/cmTC_2e5f2.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_2e5f2.dir/CheckFunctionExists.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCHECK_FUNCTION_EXISTS=_aligned_malloc  -DNDEBUG -fPIE   -o CMakeFiles/cmTC_2e5f2.dir/CheckFunctionExists.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c
Linking C executable cmTC_2e5f2
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_2e5f2.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCHECK_FUNCTION_EXISTS=_aligned_malloc  -DNDEBUG    CMakeFiles/cmTC_2e5f2.dir/CheckFunctionExists.c.o  -o cmTC_2e5f2 
CMakeFiles/cmTC_2e5f2.dir/CheckFunctionExists.c.o: In function `main':
CheckFunctionExists.c:(.text.startup+0xc): undefined reference to `_aligned_malloc'
collect2: error: ld returned 1 exit status
make[2]: *** [cmTC_2e5f2] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_2e5f2/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'



Determining if the function IsDebuggerPresent exists failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_1231e/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_1231e.dir/build.make CMakeFiles/cmTC_1231e.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_1231e.dir/CheckFunctionExists.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCHECK_FUNCTION_EXISTS=IsDebuggerPresent  -DNDEBUG -fPIE   -o CMakeFiles/cmTC_1231e.dir/CheckFunctionExists.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c
Linking C executable cmTC_1231e
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_1231e.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCHECK_FUNCTION_EXISTS=IsDebuggerPresent  -DNDEBUG    CMakeFiles/cmTC_1231e.dir/CheckFunctionExists.c.o  -o cmTC_1231e 
CMakeFiles/cmTC_1231e.dir/CheckFunctionExists.c.o: In function `main':
CheckFunctionExists.c:(.text.startup+0xc): undefined reference to `IsDebuggerPresent'
collect2: error: ld returned 1 exit status
make[2]: *** [cmTC_1231e] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_1231e/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'



Determining if the function strnstr exists failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_ddbed/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_ddbed.dir/build.make CMakeFiles/cmTC_ddbed.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_ddbed.dir/CheckFunctionExists.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCHECK_FUNCTION_EXISTS=strnstr  -DNDEBUG -fPIE   -o CMakeFiles/cmTC_ddbed.dir/CheckFunctionExists.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c
Linking C executable cmTC_ddbed
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_ddbed.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCHECK_FUNCTION_EXISTS=strnstr  -DNDEBUG    CMakeFiles/cmTC_ddbed.dir/CheckFunctionExists.c.o  -o cmTC_ddbed 
CMakeFiles/cmTC_ddbed.dir/CheckFunctionExists.c.o: In function `main':
CheckFunctionExists.c:(.text.startup+0xc): undefined reference to `strnstr'
collect2: error: ld returned 1 exit status
make[2]: *** [cmTC_ddbed] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_ddbed/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'



Determining if the pthread_main_np exist failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_c7116/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_c7116.dir/build.make CMakeFiles/cmTC_c7116.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_c7116.dir/CheckSymbolExists.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_c7116.dir/CheckSymbolExists.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/CheckSymbolExists.c
/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/CheckSymbolExists.c:2:10: fatal error: pthread_np.h: No such file or directory
 #include <pthread_np.h>
          ^~~~~~~~~~~~~~
compilation terminated.
make[2]: *** [CMakeFiles/cmTC_c7116.dir/CheckSymbolExists.c.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_c7116/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'


File /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/CheckSymbolExists.c:
/* */
#include <pthread_np.h>

int main(int argc, char** argv)
{
  (void)argv;
#ifndef pthread_main_np
  return ((int*)(&pthread_main_np))[argc];
#else
  (void)argc;
  return 0;
#endif
}

Performing C SOURCE FILE Test HAVE_STAT_BIRTHTIME_value failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_34116/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_34116.dir/build.make CMakeFiles/cmTC_34116.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_34116.dir/src.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DHAVE_STAT_BIRTHTIME_value  -DNDEBUG -fPIE   -o CMakeFiles/cmTC_34116.dir/src.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.c
/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.c: In function 'main':
/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.c:6:36: error: 'struct stat' has no member named 'st_birthtime'; did you mean 'st_blksize'?
   (void)sizeof(((struct stat *)0)->st_birthtime);
                                    ^~~~~~~~~~~~
                                    st_blksize
make[2]: *** [CMakeFiles/cmTC_34116.dir/src.c.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_34116/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'


Source file was:

#include <sys/stat.h>

int main()
{
  (void)sizeof(((struct stat *)0)->st_birthtime);
  return 0;
}

Determining size of __int128_t failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_0dae6/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_0dae6.dir/build.make CMakeFiles/cmTC_0dae6.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_0dae6.dir/INT128_VALUE.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions   -DNDEBUG -fPIE   -o CMakeFiles/cmTC_0dae6.dir/INT128_VALUE.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CheckTypeSize/INT128_VALUE.c
/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CheckTypeSize/INT128_VALUE.c:23:22: error: '__int128_t' undeclared here (not in a function); did you mean '__int32_t'?
 #define SIZE (sizeof(__int128_t))
                      ^
/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CheckTypeSize/INT128_VALUE.c:25:12: note: in expansion of macro 'SIZE'
   ('0' + ((SIZE / 10000)%10)),
            ^~~~
make[2]: *** [CMakeFiles/cmTC_0dae6.dir/INT128_VALUE.c.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_0dae6/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'


/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CheckTypeSize/INT128_VALUE.c:
#include <sys/types.h>
#include <stdint.h>
#include <stddef.h>


#undef KEY
#if defined(__i386)
# define KEY '_','_','i','3','8','6'
#elif defined(__x86_64)
# define KEY '_','_','x','8','6','_','6','4'
#elif defined(__ppc__)
# define KEY '_','_','p','p','c','_','_'
#elif defined(__ppc64__)
# define KEY '_','_','p','p','c','6','4','_','_'
#elif defined(__aarch64__)
# define KEY '_','_','a','a','r','c','h','6','4','_','_'
#elif defined(__ARM_ARCH_7A__)
# define KEY '_','_','A','R','M','_','A','R','C','H','_','7','A','_','_'
#elif defined(__ARM_ARCH_7S__)
# define KEY '_','_','A','R','M','_','A','R','C','H','_','7','S','_','_'
#endif

#define SIZE (sizeof(__int128_t))
static char info_size[] =  {'I', 'N', 'F', 'O', ':', 's','i','z','e','[',
  ('0' + ((SIZE / 10000)%10)),
  ('0' + ((SIZE / 1000)%10)),
  ('0' + ((SIZE / 100)%10)),
  ('0' + ((SIZE / 10)%10)),
  ('0' +  (SIZE    % 10)),
  ']',
#ifdef KEY
  ' ','k','e','y','[', KEY, ']',
#endif
  '\0'};

#ifdef __CLASSIC_C__
int main(argc, argv) int argc; char *argv[];
#else
int main(int argc, char *argv[])
#endif
{
  int require = 0;
  require += info_size[argc];
  (void)argv;
  return require;
}


Performing C SOURCE FILE Test CMAKE_HAVE_LIBC_PTHREAD failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_38cc1/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_38cc1.dir/build.make CMakeFiles/cmTC_38cc1.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_38cc1.dir/src.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCMAKE_HAVE_LIBC_PTHREAD  -DNDEBUG -fPIE   -o CMakeFiles/cmTC_38cc1.dir/src.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.c
Linking C executable cmTC_38cc1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_38cc1.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCMAKE_HAVE_LIBC_PTHREAD  -DNDEBUG    CMakeFiles/cmTC_38cc1.dir/src.c.o  -o cmTC_38cc1 
CMakeFiles/cmTC_38cc1.dir/src.c.o: In function `main':
src.c:(.text.startup+0x18): undefined reference to `pthread_create'
src.c:(.text.startup+0x20): undefined reference to `pthread_detach'
src.c:(.text.startup+0x2c): undefined reference to `pthread_join'
src.c:(.text.startup+0x3c): undefined reference to `pthread_atfork'
collect2: error: ld returned 1 exit status
make[2]: *** [cmTC_38cc1] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_38cc1/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'


Source file was:
#include <pthread.h>

void* test_func(void* data)
{
  return data;
}

int main(void)
{
  pthread_t thread;
  pthread_create(&thread, NULL, test_func, NULL);
  pthread_detach(thread);
  pthread_join(thread, NULL);
  pthread_atfork(NULL, NULL, NULL);
  pthread_exit(NULL);

  return 0;
}

Determining if the function pthread_create exists in the pthreads failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_4f56a/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_4f56a.dir/build.make CMakeFiles/cmTC_4f56a.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_4f56a.dir/CheckFunctionExists.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCHECK_FUNCTION_EXISTS=pthread_create  -DNDEBUG -fPIE   -o CMakeFiles/cmTC_4f56a.dir/CheckFunctionExists.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c
Linking C executable cmTC_4f56a
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_4f56a.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCHECK_FUNCTION_EXISTS=pthread_create  -DNDEBUG    CMakeFiles/cmTC_4f56a.dir/CheckFunctionExists.c.o  -o cmTC_4f56a -lpthreads 
/home/buildroot/autobuild/run/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/arm-linux-gnueabihf/7.3.1/../../../../arm-linux-gnueabihf/bin/ld: cannot find -lpthreads
collect2: error: ld returned 1 exit status
make[2]: *** [cmTC_4f56a] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_4f56a/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'



Performing C SOURCE FILE Test C_COMPILER_SUPPORTS_-Wno-cast-function-type failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_d3cf4/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_d3cf4.dir/build.make CMakeFiles/cmTC_d3cf4.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_d3cf4.dir/src.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DC_COMPILER_SUPPORTS_-Wno-cast-function-type  -DNDEBUG -fPIE   -Wno-cast-function-type -o CMakeFiles/cmTC_d3cf4.dir/src.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp/src.c
<command-line>:0:21: warning: ISO C99 requires whitespace after the macro name
cc1: warning: unrecognized command line option '-Wno-cast-function-type'
Linking C executable cmTC_d3cf4
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_d3cf4.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DC_COMPILER_SUPPORTS_-Wno-cast-function-type  -DNDEBUG    CMakeFiles/cmTC_d3cf4.dir/src.c.o  -o cmTC_d3cf4 
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'


Source file was:
int main(void) { return 0; }
Determining if the function shm_open exists failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_e867c/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_e867c.dir/build.make CMakeFiles/cmTC_e867c.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_e867c.dir/CheckFunctionExists.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot   -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCHECK_FUNCTION_EXISTS=shm_open  -DNDEBUG -fPIE   -o CMakeFiles/cmTC_e867c.dir/CheckFunctionExists.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c
Linking C executable cmTC_e867c
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_e867c.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/arm-linux-gnueabihf-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/arm-buildroot-linux-gnueabihf/sysroot -Wextra -Wall -Wno-expansion-to-defined -Wno-psabi -Wno-maybe-uninitialized -Wwrite-strings -Wundef -Wpointer-arith -Wmissing-format-attribute -Wformat-security -Wcast-align -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -Os -D_FORTIFY_SOURCE=2 -fno-strict-aliasing -fno-exceptions -DCHECK_FUNCTION_EXISTS=shm_open  -DNDEBUG    CMakeFiles/cmTC_e867c.dir/CheckFunctionExists.c.o  -o cmTC_e867c 
CMakeFiles/cmTC_e867c.dir/CheckFunctionExists.c.o: In function `main':
CheckFunctionExists.c:(.text.startup+0xc): undefined reference to `shm_open'
collect2: error: ld returned 1 exit status
make[2]: *** [cmTC_e867c] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_e867c/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/webkitgtk-2.28.4/CMakeFiles/CMakeTmp'