Compiling the C compiler identification source file "CMakeCCompilerId.c" failed. Compiler: /usr/bin/arm-none-eabi-gcc Build flags: ;-mcpu=cortex-m0plus;-mthumb Id flags: The output was: 1 /usr/lib/gcc/arm-none-eabi/10.3.1/../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/10.3.1/../../../arm-none-eabi/lib/thumb/v6-m/nofp/libc.a(lib_a-exit.o): in function `exit': /build/newlib-pB30de/newlib-3.3.0/build/arm-none-eabi/thumb/v6-m/nofp/newlib/libc/stdlib/../../../../../../../../newlib/libc/stdlib/exit.c:64: undefined reference to `_exit' collect2: error: ld returned 1 exit status Compiling the CXX compiler identification source file "CMakeCXXCompilerId.cpp" failed. Compiler: /usr/bin/arm-none-eabi-g++ Build flags: ;-mcpu=cortex-m0plus;-mthumb Id flags: The output was: 1 /usr/lib/gcc/arm-none-eabi/10.3.1/../../../arm-none-eabi/bin/ld: /usr/lib/gcc/arm-none-eabi/10.3.1/../../../arm-none-eabi/lib/thumb/v6-m/nofp/libc.a(lib_a-exit.o): in function `exit': /build/newlib-pB30de/newlib-3.3.0/build/arm-none-eabi/thumb/v6-m/nofp/newlib/libc/stdlib/../../../../../../../../newlib/libc/stdlib/exit.c:64: undefined reference to `_exit' collect2: error: ld returned 1 exit status