rust cargo build some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified[待确认]
= help: some `extern` functions couldn't be found; some native libraries may need to be installed or have their path specified
= note: use the `-l` flag to specify native libraries to link
= note: use the `cargo:rustc-link-lib` directive to specify the native libraries to link with Cargo (see https://doc.rust-lang.org/cargo/reference/build-scripts.html#cargorustc-link-libkindname)
mingw 用 seh
,不要用 sjlj