#include	"unpipc.h"#include	"square.h"intmain(int argc, char **argv){	CLIENT		*cl;	square_in	in;	square_out	out;	if (argc != 3)		err_quit("usage: client <hostname> <integer-value>");	cl = Clnt_create(argv[1], SQUARE_PROG, SQUARE_VERS, "tcp");	auth_destroy(cl->cl_auth);	cl->cl_auth = authsys_create_default();	in.arg1 = atol(argv[2]);	if (squareproc_2(&in, &out, cl) != RPC_SUCCESS)		err_quit("%s", clnt_sperror(cl, argv[1]));	printf("result: %ld\n", out.res1);	exit(0);}