[target.x86_64-unknown-linux-gnu] linker = "x86_64-linux-gnu-gcc" [env] CC_x86_64_unknown_linux_gnu = "x86_64-linux-gnu-gcc" CXX_x86_64_unknown_linux_gnu = "x86_64-linux-gnu-g++" AR_x86_64_unknown_linux_gnu = "x86_64-linux-gnu-ar"