cargo:rerun-if-changed=build.rs
cargo:rustc-check-cfg=cfg(netbsd10)
cargo:rustc-check-cfg=cfg(restricted_std)
cargo:rustc-check-cfg=cfg(backtrace_in_libstd)
cargo:rustc-cfg=backtrace_in_libstd
cargo:rustc-env=STD_ENV_ARCH=x86_64
