Mark add_alias unsafe

        }

    }

    #[corresponds(X509V3_EXT_add_alias)]

    pub fn add_alias(to: Nid, from: Nid) -> Result<(), ErrorStack> {

        unsafe {

    /// Adds an alias for an extension

    ///

    /// This corresponds to [`X509V3_EXT_add_alias`]

    ///

    /// # Safety

    ///

    /// This method modifies global state without locking and therefore is not thread safe

    pub unsafe fn add_alias(to: Nid, from: Nid) -> Result<(), ErrorStack> {

        ffi::init();

        cvt(ffi::X509V3_EXT_add_alias(to.as_raw(), from.as_raw())).map(|_| ())

    }

}

}

/// A builder used to construct an `X509Name`.

pub struct X509NameBuilder(X509Name);