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Key Changes
Legacy and obsolescent features dropped
- Much of this was to compromise between System V and BSD
Job control and certain options in POSIX.1 mandated now in POSIX Base (FIPS 151-2 alignment)
- No change for the Single UNIX Specification as already mandatory
Corrigenda incorporated
Notes:
Some of the key changes are as follows
OLD deprecated behavior no longer required
Certain options now mandatory
Bugs fixed