Determining if the res_ndestroy exist failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_a902e/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_a902e.dir/build.make CMakeFiles/cmTC_a902e.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_a902e.dir/CheckSymbolExists.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/nios2-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -DNDEBUG   -o CMakeFiles/cmTC_a902e.dir/CheckSymbolExists.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckSymbolExists.c
/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckSymbolExists.c: In function 'main':
/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckSymbolExists.c:8:19: error: 'res_ndestroy' undeclared (first use in this function); did you mean 'res_nsearch'?
   return ((int*)(&res_ndestroy))[argc];
                   ^~~~~~~~~~~~
                   res_nsearch
/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckSymbolExists.c:8:19: note: each undeclared identifier is reported only once for each function it appears in
make[2]: *** [CMakeFiles/cmTC_a902e.dir/CheckSymbolExists.c.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_a902e/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'


File /home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckSymbolExists.c:
/* */
#include <resolv.h>

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

Performing C SOURCE FILE Test HAVE_RES_GETSERVERS failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_9770b/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_9770b.dir/build.make CMakeFiles/cmTC_9770b.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_9770b.dir/src.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/nios2-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -DHAVE_RES_GETSERVERS  -DNDEBUG   -o CMakeFiles/cmTC_9770b.dir/src.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/src.c
/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/src.c: In function 'main':
/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/src.c:3:1: warning: implicit declaration of function 'res_getservers'; did you mean 'res_isourserver'? [-Wimplicit-function-declaration]
 res_getservers(NULL,NULL,0);
 ^~~~~~~~~~~~~~
 res_isourserver
Linking C executable cmTC_9770b
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_9770b.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/nios2-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -DHAVE_RES_GETSERVERS  -DNDEBUG    CMakeFiles/cmTC_9770b.dir/src.c.o  -o cmTC_9770b -lresolv 
CMakeFiles/cmTC_9770b.dir/src.c.o: In function `main':
src.c:(.text.startup+0x8): undefined reference to `res_getservers'
src.c:(.text.startup+0x1c): undefined reference to `res_getservers'
collect2: error: ld returned 1 exit status
make[2]: *** [cmTC_9770b] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_9770b/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'


Source file was:
#include <resolv.h>
int main(int argc, char *argv[]) {
res_getservers(NULL,NULL,0);
return 0;
}
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/belle-sip-4.3.1/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_96ff3/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_96ff3.dir/build.make CMakeFiles/cmTC_96ff3.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_96ff3.dir/src.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/nios2-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -DCMAKE_HAVE_LIBC_PTHREAD  -DNDEBUG   -o CMakeFiles/cmTC_96ff3.dir/src.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/src.c
Linking C executable cmTC_96ff3
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_96ff3.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/nios2-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -DCMAKE_HAVE_LIBC_PTHREAD  -DNDEBUG    CMakeFiles/cmTC_96ff3.dir/src.c.o  -o cmTC_96ff3 
CMakeFiles/cmTC_96ff3.dir/src.c.o: In function `main':
src.c:(.text.startup+0x8): undefined reference to `pthread_create'
src.c:(.text.startup+0x1c): undefined reference to `pthread_create'
src.c:(.text.startup+0x48): undefined reference to `pthread_detach'
src.c:(.text.startup+0x4c): undefined reference to `pthread_detach'
src.c:(.text.startup+0x60): undefined reference to `pthread_join'
src.c:(.text.startup+0x64): undefined reference to `pthread_join'
src.c:(.text.startup+0x7c): undefined reference to `pthread_atfork'
src.c:(.text.startup+0x80): undefined reference to `pthread_atfork'
collect2: error: ld returned 1 exit status
make[2]: *** [cmTC_96ff3] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_96ff3/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/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/belle-sip-4.3.1/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_7de38/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_7de38.dir/build.make CMakeFiles/cmTC_7de38.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_7de38.dir/CheckFunctionExists.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/nios2-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -DCHECK_FUNCTION_EXISTS=pthread_create  -DNDEBUG   -o CMakeFiles/cmTC_7de38.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_7de38
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_7de38.dir/link.txt --verbose=1
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/nios2-buildroot-linux-gnu/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -DCHECK_FUNCTION_EXISTS=pthread_create  -DNDEBUG    CMakeFiles/cmTC_7de38.dir/CheckFunctionExists.c.o  -o cmTC_7de38 -lpthreads 
/home/buildroot/autobuild/run/instance-2/output-1/host/opt/ext-toolchain/bin/../lib/gcc/nios2-linux-gnu/7.3.1/../../../../nios2-linux-gnu/bin/ld: cannot find -lpthreads
collect2: error: ld returned 1 exit status
make[2]: *** [cmTC_7de38] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_7de38/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'



Determining if the include file socket.h exists failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_92dab/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_92dab.dir/build.make CMakeFiles/cmTC_92dab.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_92dab.dir/CheckIncludeFile.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/nios2-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -DNDEBUG   -o CMakeFiles/cmTC_92dab.dir/CheckIncludeFile.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckIncludeFile.c
/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: socket.h: No such file or directory
 #include <socket.h>
          ^~~~~~~~~~
compilation terminated.
make[2]: *** [CMakeFiles/cmTC_92dab.dir/CheckIncludeFile.c.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_92dab/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'



Determining if the include file sys/malloc.h exists failed with the following output:
Change Dir: /home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp

Run Build Command(s):/usr/bin/make cmTC_3dd53/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
/usr/bin/make -f CMakeFiles/cmTC_3dd53.dir/build.make CMakeFiles/cmTC_3dd53.dir/build
make[2]: Entering directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
Building C object CMakeFiles/cmTC_3dd53.dir/CheckIncludeFile.c.o
/home/buildroot/autobuild/run/instance-2/output-1/host/bin/nios2-linux-gnu-gcc --sysroot=/home/buildroot/autobuild/run/instance-2/output-1/host/nios2-buildroot-linux-gnu/sysroot   -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2   -DNDEBUG   -o CMakeFiles/cmTC_3dd53.dir/CheckIncludeFile.c.o   -c /home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckIncludeFile.c
/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: sys/malloc.h: No such file or directory
 #include <sys/malloc.h>
          ^~~~~~~~~~~~~~
compilation terminated.
make[2]: *** [CMakeFiles/cmTC_3dd53.dir/CheckIncludeFile.c.o] Error 1
make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'
make[1]: *** [cmTC_3dd53/fast] Error 2
make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-2/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'