... #else #define PSM_SETTITLE PSM_SETTITLEA #endif #define PropSheet_SetTitle(hDlg, wStyle, lpszText)\ SNDMSG(hDlg, PSM_SETTITLE, wStyle, (LPARAM)(LPCTSTR)(lpszText)) #define PSM_SETWIZBUTTONS (WM_USER + 112) #define PropSheet_SetWizButtons(hDlg, dwFlags) \ PostMessage(hDlg, PSM_SETWIZBUTTONS, ...