Function hyper::ffi::hyper_body_set_userdata

#[no_mangle]
pub extern "C" fn hyper_body_set_userdata(
    body: *mut hyper_body,
    userdata: *mut c_void
)

Available on crate feature ffi and hyper_unstable_ffi only.

Set userdata on this body, which will be passed to callback functions.