6759957 reduce the initial TLS demands on memory

PSARC 2008/309 expunge synonyms.h
6700179 expunge synonyms.h

6678310 using LD_AUDIT, ld.so.1 calls shared library's .init before library is fully relocated
6689238 libc needs global protection against ld.so.1

6362144 gcc breaks libc by turning structure assignments into calls to memcpy()

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