#include	"unpipc.h"		/* our header */#include	"square.h"		/* generated by rpcgen */intmain(int argc, char **argv){	CLIENT		*cl;	struct timeval tv;	if (argc != 3)		err_quit("usage: client <hostname> <protocol>");	cl = Clnt_create(argv[1], SQUARE_PROG, SQUARE_VERS, argv[2]);	tv.tv_sec = 10;	tv.tv_usec = 0;	if (clnt_call(cl, NULLPROC, xdr_void, NULL,				  xdr_void, NULL, tv) != RPC_SUCCESS)		err_quit("%s", clnt_sperror(cl, argv[1]));	exit(0);}