extract_symvers: Use pvs if present.

extract_symvers: Use pvs if present.

	* scripts/extract_symvers: Use pvs if present.
	* config/abi/post/solaris2.8/baseline_symbols.txt: New file.
	* config/abi/post/solaris2.8/sparcv9/baseline_symbols.txt: Likewise.
	* config/abi/post/solaris2.10/amd64/baseline_symbols.txt: Likewise.
	* config/abi/post/solaris2.10/baseline_symbols.txt: Likewise.
	* config/abi/post/solaris2.10/sparcv9/baseline_symbols.txt: Likewise.
	* configure.host (i?86-*-solaris2*): Remove.
	(sparc*-*-solaris2*): Remove.
	(*-*-solaris2.[89]): Use solaris2.8 baseline.
	(*-*-solaris2.1[0-9]): Use solaris2.10 baseline.
	* testsuite/Makefile.am (new-abi-baseline): Add missing /.
	* testsuite/Makefile.in: Regenerate.

From-SVN: r164879