Use Failover in MVT and MVFF.
Test Failover in landtest.
Implementation of LandFindInZones for Freelist (untested).
Remove signature from RangeStruct so we can embed it without a space cost.
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Change: 185196
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Nailboard design document contains the draft design for the new module.
New functions on Range objects, and documentation thereof: RangeInitCopy, RangeIsEmpty, RangeContains.
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Change: 184022
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Split FreelistFind into FreelistFindFirst and FreelistFindLast so that the interface exactly matches the CBS interface.
Fix errors in freelist.c: missing computation of size in FreelistBlockSetLimit; update linked list correct in coalesceRight case in FreelistInsert.
Avoid compiler warnings in freelist.c.
In cbs.c: use $U for Booleans ($B is for bit tables).
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Change: 182397
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No need for <string.h> in mpsi.c (this defines a function "index" on Linux).
Need more headers in range.c so that it will compile on its own.
Need UNUSED() declarations for some variables in cbstest.c.
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Change: 182113
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