Description:
Next_Chain_Element provides a standard mechanism for returning the address of specified data elements within the chain.
#include <os2.h>
PDSPINSTL_CHAIN next_element_ptr;
USHORT position_flag;
PDSPINSTL_CHAIN existing_element_ptr;
ULONG rc; /* Return codes. */
rc = Next_Chain_Element(next_element_ptr,
position_flag, existing_element_ptr);