randfile=RAND_file_name(buffer,200); if ((randfile == NULL)|| !RAND_load_file(randfile,1024L*1024L)) BIO_printf(bio_err,"unable to load 'random state'\n");  if (inrand == NULL)
if (!app_RAND_load_file(NULL, bio_err, 1) && inrand == NULL) {
int MAIN(int argc, char **argv)	{	char buffer[200];	DH *dh=NULL;	int ret=1,num=DEFBITS;	int g=2;	char *outfile=NULL;	char *inrand=NULL,*randfile;	BIO *out=NULL;	apps_startup();	if (bio_err == NULL)		if ((bio_err=BIO_new(BIO_s_file())) != NULL)			BIO_set_fp(bio_err,stderr,BIO_NOCLOSE|BIO_FP_TEXT);	argv++;	argc--;	for (;;)		{		if (argc <= 0) break;		if (strcmp(*argv,"-out") == 0)			{			if (--argc < 1) goto bad;			outfile= *(++argv);			}		else if (strcmp(*argv,"-2") == 0)			g=2;	/*	else if (strcmp(*argv,"-3") == 0)			g=3; */		else if (strcmp(*argv,"-5") == 0)			g=5;		else if (strcmp(*argv,"-rand") == 0)			{			if (--argc < 1) goto bad;			inrand= *(++argv);			}		else			break;		argv++;		argc--;		}	if ((argc >= 1) && ((sscanf(*argv,"%d",&num) == 0) || (num < 0)))		{bad:		BIO_printf(bio_err,"usage: gendh [args] [numbits]\n");		BIO_printf(bio_err," -out file - output the key to 'file\n");		BIO_printf(bio_err," -2    use 2 as the generator value\n");	/*	BIO_printf(bio_err," -3    use 3 as the generator value\n"); */		BIO_printf(bio_err," -5    use 5 as the generator value\n");		BIO_printf(bio_err," -rand file:file:...\n");		BIO_printf(bio_err,"           - load the file (or the files in the directory) into\n");		BIO_printf(bio_err,"             the random number generator\n");		goto end;		}			out=BIO_new(BIO_s_file());	if (out == NULL)		{		ERR_print_errors(bio_err);		goto end;		}	if (outfile == NULL)		BIO_set_fp(out,stdout,BIO_NOCLOSE);	else		{		if (BIO_write_filename(out,outfile) <= 0)			{			perror(outfile);			goto end;			}		}	randfile=RAND_file_name(buffer,200);	if ((randfile == NULL)|| !RAND_load_file(randfile,1024L*1024L))		BIO_printf(bio_err,"unable to load 'random state'\n");	if (inrand == NULL)		BIO_printf(bio_err,"warning, not much extra random data, consider using the -rand option\n");	else		{		BIO_printf(bio_err,"%ld semi-random bytes loaded\n",			dh_load_rand(inrand));		}	BIO_printf(bio_err,"Generating DH parameters, %d bit long strong prime, generator of %d\n",num,g);	BIO_printf(bio_err,"This is going to take a long time\n");	dh=DH_generate_parameters(num,g,dh_cb,bio_err);			if (dh == NULL) goto end;	if (randfile == NULL)		BIO_printf(bio_err,"unable to write 'random state'\n");	else		RAND_write_file(randfile);	if (!PEM_write_bio_DHparams(out,dh))		goto end;	ret=0;end:	if (ret != 0)		ERR_print_errors(bio_err);	if (out != NULL) BIO_free(out);	if (dh != NULL) DH_free(dh);	EXIT(ret);	}