grpc_function_handle_array_init_np - Initializes a function handle.
  grpc_error_t grpc_function_handle_array_init_np(
                   grpc_function_handle_t *handles,
                   size_t nhandles,
                   char *server_name,
                   char *func_name)
  grpc_function_handle_t *handles  size_t nhandles  char *server_name  char *func_nameThe grpc_function_handle_array_init_np() function initializes the function handles.
The server_name argument can be specified as the same way with server_name argument in grpc_function_handle_init().
This function is MT-safe.
  GRPC_NOT_INITIALIZED  GRPC_SERVER_NOT_FOUND  GRPC_FUNCTION_NOT_FOUND  GRPC_RPC_REFUSED  GRPC_OTHER_ERROR_CODE