This example returns position and time of the the last message obtained from the current message queue.

#define INCL_WINMESSAGEMGR
#define INCL_WINDIALOGS
#include <OS2.H>
#include <stdio.h>
HAB hab;
POINTL ptl;
CHAR szMsg[100];
HWND hwnd;
ULONG ulTime;


WinQueryMsgPos(hab, &ptl);


ulTime = WinQueryMsgTime(hab);



 sprintf(szMsg, "x = %ld   y = %ld\n\ntime = %ld",
         ptl.x, ptl.y, ulTime);
 WinMessageBox(HWND_DESKTOP,
     hwnd,                      /* client-window handle  */
     szMsg,                     /* body of the message   */
     "Debugging information",   /* title of the message  */
     0,                         /* message box id        */
     MB_NOICON | MB_OK);        /* icon and button flags */