failure during config and compile for Linux Debian systems

file path: qt-everywhere-opensource-src-4.7.0-tp/src/declarative/util/
file:- qdeclarativepixmapcache.cpp

line 67

#include <QFile>
#include <QThread>
#include <QMutex>
#include <QWaitCondition>
#include <QtCore/qdebug.h>
#include <private/qobject_p.h>
#include <QSslError>

#ifdef Q_OS_LINUX
#include <pthread.h>
//debian crashes on this duplicate stuct timerspec previous def in /usr/include/time.h using ARMEL
//commented out this #include
//#include <linux/sched.h>
#endif

// Maximum number of simultaneous image requests to send.
static const int maxImageRequestCount = 8;

QT_BEGIN_NAMESPACE