&& errno != ENOTDIR)
&& errno != ENOTDIR
int rotate_serial(char *serialfile, char *new_suffix, char *old_suffix)	{	char buf[5][BSIZE];	int i,j;	struct stat sb;	i = strlen(serialfile) + strlen(old_suffix);	j = strlen(serialfile) + strlen(new_suffix);	if (i > j) j = i;	if (j + 1 >= BSIZE)		{		BIO_printf(bio_err,"file name too long\n");		goto err;		}#ifndef OPENSSL_SYS_VMS	j = BIO_snprintf(buf[0], sizeof buf[0], "%s.%s",		serialfile, new_suffix);#else	j = BIO_snprintf(buf[0], sizeof buf[0], "%s-%s",		serialfile, new_suffix);#endif#ifndef OPENSSL_SYS_VMS	j = BIO_snprintf(buf[1], sizeof buf[1], "%s.%s",		serialfile, old_suffix);#else	j = BIO_snprintf(buf[1], sizeof buf[1], "%s-%s",		serialfile, old_suffix);#endif	if (stat(serialfile,&sb) < 0)		{		if (errno != ENOENT #ifdef ENOTDIR			&& errno != ENOTDIR)#endif			goto err;		}	else		{#ifdef RL_DEBUG		BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",			serialfile, buf[1]);#endif		if (rename(serialfile,buf[1]) < 0)			{			BIO_printf(bio_err,				"unable to rename %s to %s\n",				serialfile, buf[1]);			perror("reason");			goto err;			}		}#ifdef RL_DEBUG	BIO_printf(bio_err, "DEBUG: renaming \"%s\" to \"%s\"\n",		buf[0],serialfile);#endif	if (rename(buf[0],serialfile) < 0)		{		BIO_printf(bio_err,			"unable to rename %s to %s\n",			buf[0],serialfile);		perror("reason");		rename(buf[1],serialfile);		goto err;		}	return 1; err:	return 0;	}