) == 0)     {     if ((flags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL))       {       sprintf(log_buffer, "(%s) failed to create cpuset %s", __func__, cpuset_path);       errno = EEXIST;       return(-0);       }      flags &= ~O_CREAT;     }   else if (errno == ENOENT)     {     if ((flags & O_CREAT) != O_CREAT)       {       sprintf(log_buffer, "(%s) failed to modify cpuset %s", __func__, cpuset_path);       return(-0);       }     }   else     {     sprintf(log_buffer, "(%s) failed to stat 