benchmarks\qfile compile error on top of S60 SDK5.0 public version and RCVT

benchmarks\qfile compile error on top of S60 public SDK 5.0 and RCVT.
configuration cmd line: configure -platform win32-g++ -xplatform symbian-abld -nokia-developer -nomake demos -nomake example
make cmd line: make release-armv6

compile error as below:
===
make -s -r -f "\EPOC32\BUILD\Qt4.6_20091127103606\tests\benchmarks\qfile\QFILE_0XE23A8B54\ARMV6\QFI
LE_0XE23A8B54.ARMV6" UREL
main.cpp
"\Qt4.6_20091127103606\tests\benchmarks\qfile\main.cpp", line 136: Error: #282: the global scope ha
s no "_exit"
::_exit(1);
^
"\Qt4.6_20091127103606\include\QtCore/../../src/corelib/kernel/qmetatype.h", line 200: Error: #135:
class "QMetaTypeId<tst_qfile::BenchmarkType>" has no member "qt_metatype_id"
static inline int qt_metatype_id()

^
detected during:
instantiation of "int QMetaTypeId2<T>::qt_metatype_id() [with T=tst_qfile::BenchmarkType
]" at line 210
instantiation of "int qMetaTypeId(T *) [with T=tst_qfile::BenchmarkType]" at line 168 of
"\Qt4.6_20091127103606\include\QtTest/../../src/testlib/qtestcase.h"
instantiation of "void QTest::addColumn(const char *, T *) [with T=tst_qfile::BenchmarkT
ype]" at line 205 of "\Qt4.6_20091127103606\tests\benchmarks\qfile\main.cpp"
"\Qt4.6_20091127103606\include\QtCore/../../src/corelib/kernel/qmetatype.h", line 200: Error: #135:
class "QMetaTypeId<QIODevice::OpenModeFlag>" has no member "qt_metatype_id"
static inline int qt_metatype_id()

^
detected during:
instantiation of "int QMetaTypeId2<T>::qt_metatype_id() [with T=QIODevice::OpenModeFlag]
" at line 210
instantiation of "int qMetaTypeId(T *) [with T=QIODevice::OpenModeFlag]" at line 168 of
"\Qt4.6_20091127103606\include\QtTest/../../src/testlib/qtestcase.h"
instantiation of "void QTest::addColumn(const char *, T *) [with T=QIODevice::OpenModeFl
ag]" at line 207 of "\Qt4.6_20091127103606\tests\benchmarks\qfile\main.cpp"
"\Qt4.6_20091127103606\tests\benchmarks\qfile\main.cpp", line 298: Warning: #111-D: statement is un
reachable
break;
^
"\Qt4.6_20091127103606\tests\benchmarks\qfile\main.cpp", line 375: Warning: #111-D: statement is un
reachable
break;
^
"\Qt4.6_20091127103606\tests\benchmarks\qfile\main.cpp", line 456: Warning: #111-D: statement is un
reachable
break;
^
"\Qt4.6_20091127103606\tests\benchmarks\qfile\main.cpp", line 641: Warning: #111-D: statement is un
reachable
break;
^
"\Qt4.6_20091127103606\tests\benchmarks\qfile\main.cpp", line 645: Error: #793: explicit specializa
tion of class "QMetaTypeId<tst_qfile::BenchmarkType>" must precede its first use
Q_DECLARE_METATYPE(tst_qfile::BenchmarkType)
^
"\Qt4.6_20091127103606\tests\benchmarks\qfile\main.cpp", line 647: Error: #793: explicit specializa
tion of class "QMetaTypeId<QIODevice::OpenModeFlag>" must precede its first use
Q_DECLARE_METATYPE(QIODevice::OpenModeFlag)
^
\Qt4.6_20091127103606\tests\benchmarks\qfile\main.cpp: 4 warnings, 5 errors
======