title: How do I build for Mac Catalyst / x86_64-apple-ios-macabi?
body: <p>The output of <code>rustup target list --toolchain nightly</code> does not contain <code>x86_64-apple-ios-macabi</code>, even though it is in <code>src/librustc_target</code> on <a href="https://github.com/rust-lang/rust/blob/a0d40f8bdfcc3c28355467973f97fd4c45ac5876/src/librustc_target/spec/x86_64_apple_ios_macabi.rs" rel="nofollow noreferrer">the Rust master branch</a>.</p>
  
  <p>How do I build for Mac Catalyst / <code>x86_64-apple-ios-macabi</code>?</p>