Function moq_client_get_backoff_initial 

#[unsafe(no_mangle)]
pub unsafe extern "C" fn moq_client_get_backoff_initial(
    client: u32,
    out: *mut u64,
) -> i32

Read the first reconnect delay, in milliseconds. See moq_client_set_backoff_initial.

Returns zero on success, or a negative code if the handle is unknown or out is NULL.

Safety

• The caller must ensure that out points to a writable uint64_t.