Compatibility: 3.0+
Expects: AX    5800H
Returns: AX    allocation strategy code. See fn 5801H (set alloc strategy)
CF    always clear (CF=NC=0)
Info: Obtains a code indicating the method DOS will use in satisfying
subsequent memory allocations (via fn 48H).

Programs which change the allocation strategy should use this
function and save the current setting and be sure to change it
back (via fn 5801H) before terminating.

See Accessing Upper Memory for info on allocating from UMBs .

See Also: Fn 48H (allocate memory)
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DOS Fn 5800H: Query Memory Allocation Strategy