1*4882a593Smuzhiyunconfig BR2_TOOLCHAIN_EXTERNAL_CUSTOM 2*4882a593Smuzhiyun bool "Custom toolchain" 3*4882a593Smuzhiyun help 4*4882a593Smuzhiyun Use this option to use a custom toolchain pre-installed on 5*4882a593Smuzhiyun your system. 6