: mBytesRead(0), mSocketFD(nsnull) { NS_INIT_ISUPPORTS(); }
: mBytesRead(0), mSocketFD(nsnull), mWouldBlock(PR_FALSE) { NS_INIT_ISUPPORTS(); }
    nsSocketInputStream()        : mBytesRead(0), mSocketFD(nsnull) { NS_INIT_ISUPPORTS(); }