This function identifies the module handle and identity of the help table to the instance of the Help Manager.
#define INCL_WINHELP /* Or use INCL_WIN, INCL_PM, */
#include <os2.h>
HWND hwndHelpInstance; /* Handle of an instance of the Help Manager. */
ULONG idHelpTable; /* Identity of the help table. */
HMODULE Module; /* Handle of the module which contains the help table and help subtable resources. */
BOOL rc; /* Success indicator. */
rc = WinLoadHelpTable(hwndHelpInstance, idHelpTable,
Module);