Determining if the include file rpcsvc/crypt.h exists failed with the following output: Change Dir: /data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_cb0d0/fast && make[1]: Entering directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_cb0d0.dir/build.make CMakeFiles/cmTC_cb0d0.dir/build make[2]: Entering directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_cb0d0.dir/CheckIncludeFile.c.o /data/buildroot-test/instance-1/output-1/host/bin/i586-linux-gcc --sysroot=/data/buildroot-test/instance-1/output-1/host/i586-buildroot-linux-musl/sysroot -O2 -Wall -Wextra -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g2 -o CMakeFiles/cmTC_cb0d0.dir/CheckIncludeFile.c.o -c /data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp/CheckIncludeFile.c /data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp/CheckIncludeFile.c:1:10: fatal error: rpcsvc/crypt.h: No such file or directory #include ^~~~~~~~~~~~~~~~ compilation terminated. make[2]: *** [CMakeFiles/cmTC_cb0d0.dir/build.make:66: CMakeFiles/cmTC_cb0d0.dir/CheckIncludeFile.c.o] Error 1 make[2]: Leaving directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' make[1]: *** [Makefile:121: cmTC_cb0d0/fast] Error 2 make[1]: Leaving directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' Determining if the function strnstr exists failed with the following output: Change Dir: /data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_9ecf8/fast && make[1]: Entering directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_9ecf8.dir/build.make CMakeFiles/cmTC_9ecf8.dir/build make[2]: Entering directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_9ecf8.dir/CheckFunctionExists.c.o /data/buildroot-test/instance-1/output-1/host/bin/i586-linux-gcc --sysroot=/data/buildroot-test/instance-1/output-1/host/i586-buildroot-linux-musl/sysroot -O2 -Wall -Wextra -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g2 -DCHECK_FUNCTION_EXISTS=strnstr -o CMakeFiles/cmTC_9ecf8.dir/CheckFunctionExists.c.o -c /data/buildroot-test/instance-1/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c Linking C executable cmTC_9ecf8 /data/buildroot-test/instance-1/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_9ecf8.dir/link.txt --verbose=1 /data/buildroot-test/instance-1/output-1/host/bin/i586-linux-gcc --sysroot=/data/buildroot-test/instance-1/output-1/host/i586-buildroot-linux-musl/sysroot -O2 -Wall -Wextra -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g2 -DCHECK_FUNCTION_EXISTS=strnstr CMakeFiles/cmTC_9ecf8.dir/CheckFunctionExists.c.o -o cmTC_9ecf8 /data/buildroot-test/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/i586-buildroot-linux-musl/8.3.0/../../../../i586-buildroot-linux-musl/bin/ld: CMakeFiles/cmTC_9ecf8.dir/CheckFunctionExists.c.o: in function `main': /data/buildroot-test/instance-1/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c:17: undefined reference to `strnstr' collect2: error: ld returned 1 exit status make[2]: *** [CMakeFiles/cmTC_9ecf8.dir/build.make:87: cmTC_9ecf8] Error 1 make[2]: Leaving directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' make[1]: *** [Makefile:121: cmTC_9ecf8/fast] Error 2 make[1]: Leaving directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' Determining if the function strncasestr exists failed with the following output: Change Dir: /data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp Run Build Command(s):/usr/bin/make cmTC_a0314/fast && make[1]: Entering directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' /usr/bin/make -f CMakeFiles/cmTC_a0314.dir/build.make CMakeFiles/cmTC_a0314.dir/build make[2]: Entering directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' Building C object CMakeFiles/cmTC_a0314.dir/CheckFunctionExists.c.o /data/buildroot-test/instance-1/output-1/host/bin/i586-linux-gcc --sysroot=/data/buildroot-test/instance-1/output-1/host/i586-buildroot-linux-musl/sysroot -O2 -Wall -Wextra -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g2 -DCHECK_FUNCTION_EXISTS=strncasestr -o CMakeFiles/cmTC_a0314.dir/CheckFunctionExists.c.o -c /data/buildroot-test/instance-1/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c Linking C executable cmTC_a0314 /data/buildroot-test/instance-1/output-1/host/bin/cmake -E cmake_link_script CMakeFiles/cmTC_a0314.dir/link.txt --verbose=1 /data/buildroot-test/instance-1/output-1/host/bin/i586-linux-gcc --sysroot=/data/buildroot-test/instance-1/output-1/host/i586-buildroot-linux-musl/sysroot -O2 -Wall -Wextra -D_LARGEFILE_SOURCE -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -O2 -g2 -DCHECK_FUNCTION_EXISTS=strncasestr CMakeFiles/cmTC_a0314.dir/CheckFunctionExists.c.o -o cmTC_a0314 /data/buildroot-test/instance-1/output-1/host/opt/ext-toolchain/bin/../lib/gcc/i586-buildroot-linux-musl/8.3.0/../../../../i586-buildroot-linux-musl/bin/ld: CMakeFiles/cmTC_a0314.dir/CheckFunctionExists.c.o: in function `main': /data/buildroot-test/instance-1/output-1/host/share/cmake-3.15/Modules/CheckFunctionExists.c:17: undefined reference to `strncasestr' collect2: error: ld returned 1 exit status make[2]: *** [CMakeFiles/cmTC_a0314.dir/build.make:87: cmTC_a0314] Error 1 make[2]: Leaving directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp' make[1]: *** [Makefile:121: cmTC_a0314/fast] Error 2 make[1]: Leaving directory '/data/buildroot-test/instance-1/output-1/build/hiawatha-10.11/CMakeFiles/CMakeTmp'