choice SIMPLE_SELECT_STANDARD_LIBRARY prompt "Select default C library" default SIMPLE_UCLIBC config SIMPLE_GLIBC bool "glibc" config SIMPLE_UCLIBC bool "uclibc" endchoice config SIMPLE_CROSS_COMPILE string "Cross Compiler" default "" help write full or relative path to cross compiler example: x86_64-buildroot-linux-uclibcgnueabihf