Routines
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D21C: Fetch Next Object With ID
Used by the routines at ProcessObjectLocationRecursively, GetObjectAttributeValue and FindNextMatchingObject.
Input
A Object ID to search for
Output
A Object ID (or FF if not found)
F Zero flag set if object found
FetchNextObjectWithID D21C PUSH BC Stash BC on the stack.
D21D LD B,A B=A.
D21E CALL FetchNextObject Call FetchNextObject.
D221 LD A,B A=B.
D222 POP BC Restore BC from the stack.
D223 RET Return.
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