BR2_x86_64=y
BR2_x86_corei7=y
BR2_TOOLCHAIN_EXTERNAL=y
-BR2_TOOLCHAIN_EXTERNAL_CUSTOM=y
-BR2_TOOLCHAIN_EXTERNAL_DOWNLOAD=y
-BR2_TOOLCHAIN_EXTERNAL_URL="http://toolchains.bootlin.com/downloads/releases/toolchains/x86-64-core-i7/tarballs/x86-64-core-i7--glibc--bleeding-edge-2020.02-2.tar.bz2"
-BR2_TOOLCHAIN_EXTERNAL_GCC_9=y
-BR2_TOOLCHAIN_EXTERNAL_HEADERS_4_19=y
-# BR2_TOOLCHAIN_EXTERNAL_LOCALE is not set
-BR2_TOOLCHAIN_EXTERNAL_CXX=y
-BR2_TOOLCHAIN_EXTERNAL_HAS_SSP=y
-BR2_TOOLCHAIN_EXTERNAL_HAS_THREADS_DEBUG=y
-BR2_TOOLCHAIN_EXTERNAL_HAS_THREADS=y
-BR2_TOOLCHAIN_EXTERNAL_HAS_THREADS_NPTL=y
-BR2_TOOLCHAIN_EXTERNAL_CUSTOM_GLIBC=y
+BR2_TOOLCHAIN_EXTERNAL_BOOTLIN=y
+BR2_TOOLCHAIN_EXTERNAL_BOOTLIN_X86_64_CORE_I7_GLIBC_BLEEDING_EDGE=y