DOS/32 Advanced DOS Extender - Programmer's Reference
2.15 - DPMI function 0101h - Deallocate DOS Memory Block
Frees a memory block that was previously allocated with the Allocate DOS Memory Block DPMI function 0100h.
||AX = 0101h
DX = selector of block to be freed
if function unsuccessful
AX = error code
0007h - memory control blocks damaged
0009h - incorrect memory segment specified
8022h - invalid selector
a) All descriptors allocated for the memory block are automatically freed by this function, and are no longer valid after this function returns.
b) Under DOS/32 Advanced DPMI and DPMI 1.0 hosts, any segment registers which contain a selector being freed are zeroed by this function.
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