This section contains a detailed description of the capabilities of integrated operating system IPv6 stacks. Information contained on the individual operating systems is marked as either Tested or Documentation according to the source of the information. Emphasis is put on obtaining information from the first category as the second contains more-or-less unverified content based on vendor documentation.
Traditionally, Unix/Linux/POSIX filenames can be almost any sequence of bytes, and their meaning is unassigned. The only real rules are that "/" is always the directory separator, and that filenames can't contain byte 0 (because this is the terminator). Although this is flexible, this creates many unnecessary problems. In particular, this lack of limitations makes it unnecessarily difficult to write correct programs (enabling many security flaws), makes it impossible to consistently and accurately display filenames, causes portability problems, and confuses users. more ....
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