{"ast_node_type":"other","tokens":[{"end":49,"kind":"keyword","start":0,"text":"ExternAbi::RustCall"}]}
            ExternAbi::RustCall => Abi::RustCall,
            ExternAbi::System { unwind } => Abi::System { unwind },
            ExternAbi::Unadjusted => Abi::Unadjusted,