This function performs a substitution process on a text string, replacing specific marker characters with text supplied by the application.

#define INCL_WINDIALOGS /* Or use INCL_WIN, INCL_PM, */
#include <os2.h>

HWND    hwnd;      /*  Handle of window that processes the call. */
PSZ     pszSrc;    /*  Source string. */
LONG    lDestMax;  /*  Maximum number of characters returnable. */
PSZ     pszDest;   /*  Resultant string. */
LONG    lDestRet;  /*  Actual number of characters returned. */

lDestRet = WinSubstituteStrings(hwnd, pszSrc,
             lDestMax, pszDest);