Determining if the res_ndestroy exist failed with the following output: Change Dir: /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_22f19/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_22f19.dir/build.make CMakeFiles/cmTC_22f19.dir/build make[2]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_22f19.dir/CheckSymbolExists.c.o /home/buildroot/autobuild/run/instance-1/output-1/host/bin/xtensa-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-1/output-1/host/xtensa-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -mlongcalls -mauto-litpools -O2 -DNDEBUG -o CMakeFiles/cmTC_22f19.dir/CheckSymbolExists.c.o -c /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckSymbolExists.c /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckSymbolExists.c: In function 'main': /home/buildroot/autobuild/run/instance-1/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_error'? return ((int*)(&res_ndestroy))[argc]; ^~~~~~~~~~~~ res_error /home/buildroot/autobuild/run/instance-1/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_22f19.dir/CheckSymbolExists.c.o] Error 1 make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' make[1]: *** [cmTC_22f19/fast] Error 2 make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' File /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckSymbolExists.c: /* */ #include 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-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_ceb11/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_ceb11.dir/build.make CMakeFiles/cmTC_ceb11.dir/build make[2]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_ceb11.dir/src.c.o /home/buildroot/autobuild/run/instance-1/output-1/host/bin/xtensa-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-1/output-1/host/xtensa-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -mlongcalls -mauto-litpools -O2 -DHAVE_RES_GETSERVERS -DNDEBUG -o CMakeFiles/cmTC_ceb11.dir/src.c.o -c /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/src.c /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/src.c: In function 'main': /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/src.c:3:1: warning: implicit declaration of function 'res_getservers' [-Wimplicit-function-declaration] res_getservers(NULL,NULL,0); ^~~~~~~~~~~~~~ Linking C executable cmTC_ceb11 /home/buildroot/autobuild/run/instance-1/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_ceb11.dir/link.txt --verbose=1 /home/buildroot/autobuild/run/instance-1/output-1/host/bin/xtensa-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-1/output-1/host/xtensa-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -mlongcalls -mauto-litpools -O2 -DHAVE_RES_GETSERVERS -DNDEBUG CMakeFiles/cmTC_ceb11.dir/src.c.o -o cmTC_ceb11 -lresolv /home/buildroot/autobuild/run/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/xtensa-buildroot-linux-uclibc/8.3.0/../../../../xtensa-buildroot-linux-uclibc/bin/ld: CMakeFiles/cmTC_ceb11.dir/src.c.o:(.text.startup+0x0): undefined reference to `res_getservers' collect2: error: ld returned 1 exit status make[2]: *** [cmTC_ceb11] Error 1 make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' make[1]: *** [cmTC_ceb11/fast] Error 2 make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' Source file was: #include int main(int argc, char *argv[]) { res_getservers(NULL,NULL,0); return 0; } Determining if the include file socket.h exists failed with the following output: Change Dir: /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_d7939/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_d7939.dir/build.make CMakeFiles/cmTC_d7939.dir/build make[2]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_d7939.dir/CheckIncludeFile.c.o /home/buildroot/autobuild/run/instance-1/output-1/host/bin/xtensa-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-1/output-1/host/xtensa-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -mlongcalls -mauto-litpools -O2 -DNDEBUG -o CMakeFiles/cmTC_d7939.dir/CheckIncludeFile.c.o -c /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckIncludeFile.c /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: socket.h: No such file or directory #include ^~~~~~~~~~ compilation terminated. make[2]: *** [CMakeFiles/cmTC_d7939.dir/CheckIncludeFile.c.o] Error 1 make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' make[1]: *** [cmTC_d7939/fast] Error 2 make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-1/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-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_6b203/fast && make[1]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_6b203.dir/build.make CMakeFiles/cmTC_6b203.dir/build make[2]: Entering directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_6b203.dir/CheckIncludeFile.c.o /home/buildroot/autobuild/run/instance-1/output-1/host/bin/xtensa-linux-gcc --sysroot=/home/buildroot/autobuild/run/instance-1/output-1/host/xtensa-buildroot-linux-uclibc/sysroot -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -mlongcalls -mauto-litpools -O2 -DNDEBUG -o CMakeFiles/cmTC_6b203.dir/CheckIncludeFile.c.o -c /home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp/CheckIncludeFile.c /home/buildroot/autobuild/run/instance-1/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 ^~~~~~~~~~~~~~ compilation terminated. make[2]: *** [CMakeFiles/cmTC_6b203.dir/CheckIncludeFile.c.o] Error 1 make[2]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp' make[1]: *** [cmTC_6b203/fast] Error 2 make[1]: Leaving directory `/home/buildroot/autobuild/run/instance-1/output-1/build/belle-sip-4.3.1/CMakeFiles/CMakeTmp'