fn new() -> ResponseHeaderBuilder {
        ResponseHeaderBuilder {
            header: None
        }
    }
/// Create a new response header builder.
Create a new response header builder.
Create a new response header builder .
fn new() -> ResponseHeaderBuilder {
        ResponseHeaderBuilder {
            header: None
        }
    }
fn new ( ) -> ResponseHeaderBuilder { ResponseHeaderBuilder { header : None } }
Create a new response header builder.
Create a new response header builder .