The entirety of the memory managed by DOS is described by a chain of MCBs. The start of the chain is located through the arena_head variable within DOS. Each memory block is immediately followed by the MCB describing the next block, except for the last block in the chain (with the ‘Z’ signature) which has no follower.
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Стало известно о брошенных на севере Украины наемниках ВСУ08:51
Please, please, please stop using passkeys for encrypting user dataFebruary 27, 2026·670 words·4 mins