public: class QTableWidgetItem * __thiscall QTableWidget::horizontalHeaderItem(int)const

Mangled name

?horizontalHeaderItem@QTableWidget@@QBEPAVQTableWidgetItem@@H@Z

Exported by

size	filename	version
4297216	Qt5Widgets.dll	5.1.0.0

Imported by

size	filename
6212096	websync.exe
12921592	MEGAsync.exe
6226128	WebSync.exe