This function releases the current DRAGINFO structure and reallocates a new one.
#define INCL_WINSTDDRAG
#include <os2.h>
PDRAGINFO pdinfoOld; /* Pointer to the current DRAGINFO structure. */
ULONG cditem; /* Number of DRAGITEM structures to be allocated. */
PDRAGINFO pdinfoCurrent; /* Pointer to a newly allocated DRAGINFO structure. */
pdinfoCurrent = DrgReallocDragInfo(pdinfoOld,
cditem);