fn main() {
    // println!("cargo:rustc-link-arg-bins=-Tmemory.x");
    println!("cargo:rustc-link-arg-bins=--nmagic");
    println!("cargo:rustc-link-arg-bins=-Tlink.x");
    println!("cargo:rustc-link-arg-bins=-Tdefmt.x");
    // enable cfg sdmmc
    // println!("cargo:rustc-cfg=sdmmc");
    // for (key, _value) in std::env::vars() {
    //     // Check if the current environment variable is a feature that starts with "STM32U5"
    //     if key.starts_with("CARGO_FEATURE_STM32U575") {
    //         // If found, print the cargo directive to set the `stm32u5` cfg flag
    //         println!("cargo:rustc-cfg=stm32u575");
    //         break; // Exit the loop once the first matching feature is found
    //     }
    //     if key.starts_with("CARGO_FEATURE_STM32U5A5") {
    //         // If found, print the cargo directive to set the `stm32u5` cfg flag
    //         println!("cargo:rustc-cfg=stm32u5a5");
    //         break; // Exit the loop once the first matching feature is found
    //     }
    // }
}