use std::env; fn main() { let rustc_link_type = match env::var("LIBSECCOMP_LIB_TYPE") { Ok(mode) => mode, // static, framework, dylib Err(_) => String::from("dylib") }; println!( "cargo:rustc-link-lib={}={}", rustc_link_type, "seccomp" ); match env::var("LIBSECCOMP_LIB_PATH") { Ok(rustc_link_search) => println!("cargo:rustc-link-search=native={}", rustc_link_search), Err(_) => {} }; }