Source position: jwapdh.pas line 1067
function PdhOpenLog(
szLogFileName: LPCTSTR;
dwAccessFlags: DWORD;
lpdwLogType: LPDWORD;
hQuery: PDH_HQUERY;
dwMaxRecords: DWORD;
szUserCaption: LPCTSTR;
var phLog: PDH_HLOG
):PDH_STATUS;