QNX7: widgets/tutorials/notepad not compiling

../notepad/notepad.cpp: In member function 'void Notepad::on_actionCopy_triggered()':
../notepad/notepad.cpp:164:19: error: 'class QTextEdit' has no member named 'copy'
ui->textEdit->copy();
^
../notepad/notepad.cpp: In member function 'void Notepad::on_actionCut_triggered()':
../notepad/notepad.cpp:169:19: error: 'class QTextEdit' has no member named 'cut'
ui->textEdit->cut();
^
../notepad/notepad.cpp: In member function 'void Notepad::on_actionPaste_triggered()':
../notepad/notepad.cpp:174:19: error: 'class QTextEdit' has no member named 'paste'
ui->textEdit->paste();
^
cc: /opt/qnx700/host/linux/x86_64/usr/lib/gcc/arm-unknown-nto-qnx7.0.0eabi/5.4.0/cc1plus error 1
Makefile:961: recipe for target 'notepad.o' failed
make: *** [notepad.o] Error 1
11:42:02: The process "/opt/qnx700/host/linux/x86_64/usr/bin/make" exited with code 2.
Error while building/deploying project notepad (kit: Qt 5.11.0 for QNX 7.0.0 armv7)
The kit Qt 5.11.0 for QNX 7.0.0 armv7 has configuration issues which might be the root cause for this problem.
When executing step "Make"
11:42:02: Elapsed time: 00:01.