 are usually swapable). If a block has both HF_DISCARDABLE and HF_SWAPABLE set, the memory manager can either swap the block to extended/expanded memory or discard it; it will not swap the block to the disk.</LI>
</UL>
<P>
Fixed blocks must be declared as such when they are allocated, and they remain so until they are freed. However, non-fixed blocks may become or cease to be discardable or swapable after they are created. To enable or disable these characteristics, call the routine <CODE>
MemModifyFlags()<