当./configure 之后 make 然后出现下面错误
obj/release-shared/qhttp.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qhttp.o: In function `QHttp::ignoreSslErrors()':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttp.cpp:3116: undefined reference to `QSslSocket::ignoreSslErrors()'
.obj/release-shared/qhttp.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qhttp.o: In function `QHttpPrivate::setSock(QTcpSocket*)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttp.cpp:3074: undefined reference to `QSslSocket::supportsSsl()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttp.cpp:3075: undefined reference to `QSslSocket::QSslSocket(QObject*)'
.obj/release-shared/qhttp.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qhttp.o: In function `QHttpPrivate::_q_slotSendRequest()':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttp.cpp:2416: undefined reference to `QSslSocket::isEncrypted() const'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttp.cpp:2484: undefined reference to `QSslSocket::isEncrypted() const'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttp.cpp:2497: undefined reference to `QSslSocket::connectToHostEncrypted(QString const&, unsigned short, QFlags<QIODevice::OpenModeFlag>)'
.obj/release-shared/qhttpnetworkreply.o: In function `QHttpNetworkReply::sslConfiguration() const':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkreply.cpp:663: undefined reference to `QSslConfiguration::QSslConfiguration()'
.obj/release-shared/qhttpnetworkconnection.o: In function `QHttpNetworkConnection::ignoreSslErrors(int)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:1359: undefined reference to `QSslSocket::ignoreSslErrors()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:1359: undefined reference to `QSslSocket::ignoreSslErrors()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:1364: undefined reference to `QSslSocket::ignoreSslErrors()'
.obj/release-shared/qhttpnetworkconnection.o: In function `QHttpNetworkConnection::setSslConfiguration(QSslConfiguration const&)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:1351: undefined reference to `QSslSocket::setSslConfiguration(QSslConfiguration const&)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:1351: undefined reference to `QSslSocket::setSslConfiguration(QSslConfiguration const&)'
.obj/release-shared/qhttpnetworkconnection.o: In function `QHttpNetworkConnectionPrivate::sslConfiguration(QHttpNetworkReply const&) const':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:1343: undefined reference to `QSslConfiguration::QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:1342: undefined reference to `QSslSocket::sslConfiguration() const'
.obj/release-shared/qhttpnetworkconnection.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qhttpnetworkconnection.o: In function `QHttpNetworkConnectionPrivate::init()':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:125: undefined reference to `QSslSocket::QSslSocket(QObject*)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:125: undefined reference to `QSslSocket::QSslSocket(QObject*)'
.obj/release-shared/qhttpnetworkconnection.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qhttpnetworkconnection.o: In function `QHttpNetworkConnectionPrivate::ensureConnection(QAbstractSocket*)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:302: undefined reference to `QSslSocket::connectToHostEncrypted(QString const&, unsigned short, QFlags<QIODevice::OpenModeFlag>)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qhttpnetworkconnection.cpp:304: undefined reference to `QSslSocket::ignoreSslErrors()'
.obj/release-shared/qnetworkaccessmanager.o: In function `QNetworkAccessManager::createRequest(QNetworkAccessManager::Operation, QNetworkRequest const&, QIODevice*)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccessmanager.cpp:706: undefined reference to `QSslConfiguration::~QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccessmanager.cpp:706: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qnetworkaccesshttpbackend.o: In function `QNetworkAccessHttpBackend::setSslConfiguration(QSslConfiguration const&)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:944: undefined reference to `QSslConfiguration::operator=(QSslConfiguration const&)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:946: undefined reference to `QSslConfiguration::QSslConfiguration(QSslConfiguration const&)'
.obj/release-shared/qnetworkaccesshttpbackend.o: In function `QNetworkAccessHttpBackend::fetchSslConfiguration(QSslConfiguration&) const':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:934: undefined reference to `QSslConfiguration::operator=(QSslConfiguration const&)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:934: undefined reference to `QSslConfiguration::~QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:936: undefined reference to `QSslConfiguration::operator=(QSslConfiguration const&)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:934: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qnetworkaccesshttpbackend.o: In function `QNetworkAccessHttpBackend::replyFinished()':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:736: undefined reference to `QSslConfiguration::operator=(QSslConfiguration const&)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:741: undefined reference to `QSslConfiguration::~QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:737: undefined reference to `QSslConfiguration::isNull() const'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:738: undefined reference to `QSslConfiguration::QSslConfiguration(QSslConfiguration const&)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:741: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qnetworkaccesshttpbackend.o: In function `~QNetworkAccessHttpBackend':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:333: undefined reference to `QSslConfiguration::~QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:333: undefined reference to `QSslConfiguration::~QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkaccesshttpbackend.cpp:333: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qnetworkrequest.o: In function `QNetworkRequest::sslConfiguration() const':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkrequest.cpp:447: undefined reference to `QSslConfiguration::QSslConfiguration(QSslConfiguration const&)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkrequest.cpp:446: undefined reference to `QSslConfiguration::QSslConfiguration()'
.obj/release-shared/qnetworkrequest.o: In function `QNetworkRequest::setSslConfiguration(QSslConfiguration const&)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkrequest.cpp:466: undefined reference to `QSslConfiguration::operator=(QSslConfiguration const&)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkrequest.cpp:464: undefined reference to `QSslConfiguration::QSslConfiguration(QSslConfiguration const&)'
.obj/release-shared/qnetworkrequest.o: In function `~QNetworkRequestPrivate':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkrequest.cpp:208: undefined reference to `QSslConfiguration::~QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkrequest.cpp:208: undefined reference to `QSslConfiguration::~QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkrequest.cpp:208: undefined reference to `QSslConfiguration::~QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkrequest.cpp:208: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qnetworkrequest.o: In function `QNetworkRequestPrivate':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkrequest.cpp:220: undefined reference to `QSslConfiguration::QSslConfiguration(QSslConfiguration const&)'
.obj/release-shared/qnetworkrequest.o: In function `~QNetworkRequestPrivate':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkrequest.cpp:208: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qnetworkreply.o: In function `QNetworkReply::setSslConfiguration(QSslConfiguration const&)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkreply.cpp:548: undefined reference to `QSslConfiguration::isNull() const'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkreply.cpp:553: undefined reference to `QSslConfiguration::QSslConfiguration(QSslConfiguration const&)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkreply.cpp:555: undefined reference to `QSslConfiguration::~QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkreply.cpp:555: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qnetworkreply.o: In function `QNetworkReply::sslConfiguration() const':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkreply.cpp:531: undefined reference to `QSslConfiguration::QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkreply.cpp:539: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qnetworkreplyimpl.o: In function `QNetworkReplyImpl::setSslConfigurationImplementation(QSslConfiguration const&)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkreplyimpl.cpp:559: undefined reference to `QSslConfiguration::isNull() const'
.obj/release-shared/qnetworkreplyimpl.o: In function `QNetworkReplyImpl::sslConfigurationImplementation() const':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkreplyimpl.cpp:550: undefined reference to `QSslConfiguration::QSslConfiguration()'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/access/qnetworkreplyimpl.cpp:553: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qnetworkreplyimpl.o: In function `.L1195':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/.moc/release-shared/moc_qnetworkreplyimpl_p.cpp:86: undefined reference to `QSslConfiguration::operator=(QSslConfiguration const&)'
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/.moc/release-shared/moc_qnetworkreplyimpl_p.cpp:86: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qnetworkreplyimpl.o: In function `.L1190':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/.moc/release-shared/moc_qnetworkreplyimpl_p.cpp:86: undefined reference to `QSslConfiguration::~QSslConfiguration()'
.obj/release-shared/qabstractsocket.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qabstractsocket.o: In function `QAbstractSocket::setReadBufferSize(long long)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/socket/qabstractsocket.cpp:2356: undefined reference to `QSslSocket::setReadBufferSize(long long)'
.obj/release-shared/qabstractsocket.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qabstractsocket.o: In function `QAbstractSocket::setSocketDescriptor(int, QAbstractSocket::SocketState, QFlags<QIODevice::OpenModeFlag>)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/socket/qabstractsocket.cpp:1502: undefined reference to `QSslSocket::setSocketDescriptor(int, QAbstractSocket::SocketState, QFlags<QIODevice::OpenModeFlag>)'
.obj/release-shared/qabstractsocket.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qabstractsocket.o: In function `QAbstractSocket::waitForConnected(int)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/socket/qabstractsocket.cpp:1601: undefined reference to `QSslSocket::waitForConnected(int)'
.obj/release-shared/qabstractsocket.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qabstractsocket.o: In function `QAbstractSocket::abort()':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/socket/qabstractsocket.cpp:1885: undefined reference to `QSslSocket::abort()'
.obj/release-shared/qabstractsocket.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qabstractsocket.o: In function `QAbstractSocket::flush()':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/socket/qabstractsocket.cpp:1946: undefined reference to `QSslSocket::flush()'
.obj/release-shared/qabstractsocket.o: In function `qobject_cast<QSslSocket*>':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/../../include/QtCore/qobject.h:443: undefined reference to `QSslSocket::staticMetaObject'
.obj/release-shared/qabstractsocket.o: In function `QAbstractSocket::waitForDisconnected(int)':
/DATA/user1/mals/yanhx/qtsdk-2009.03/qt/src/network/socket/qabstractsocket.cpp:1819: undefined reference to `QSslSocket::waitForDisconnected(int)'
collect2: ld returned 1 exit status
make: *** [../../lib/libQtNetwork.so.4.5.2] Error 1
这个错误的原因是什么?请高手指点!谢谢!