menuconfig NEWLIB bool select TOOLCHAIN_DISABLE_SYSROOT select TOOLCHAIN_ENABLE_MULTILIB select CROSS_GCC_FIRST select CROSS_GCC_DISABLE_CXA_ATEXIT select CROSS_GCC_ENABLE_SJLJ_EXCEPTIONS select CROSS_GCC_DISABLE_LIBSSP select CROSS_GCC_DISABLE_SHARED select CROSS_GCC_THREADS_SINGLE prompt "newlib " help Newlib is a C library intended for use on embedded systems. It is a conglomeration of several library parts, all under free software licenses that make them easily usable on embedded products. config NEWLIB_VERSION depends on NEWLIB string prompt "newlib version" default "1.16.0" help Specify the newlib version here.