re PR libmudflap/49550 (Many libmudflap tests fail on Solaris 11/x86)

re PR libmudflap/49550 (Many libmudflap tests fail on Solaris 11/x86)

	gcc:
	PR libmudflap/49550
	* gcc.c (MFWRAP_SPEC): Also wrap mmap64.

	libmudflap:
	PR libmudflap/49550
	* mf-runtime.c (__wrap_main) [__sun__ && __svr4__]: Don't register
	stdin, stdout, stderr.
	Register __ctype, __ctype_mask.

	* configure.ac: Check for mmap64.
	Check for rawmemchr, stpcpy, mempcpy.
	* configure: Regenerate.
	* config.h.in: Regenerate.
	* mf-hooks1.c [HAVE_MMAP64] (__mf_0fn_mmap64): New function.
	(mmap64): New wrapper function.
	* mf-impl.h (__mf_dynamic_index) [HAVE_MMAP64]: Add dyn_mmap64.
	* mf-runtime.c (__mf_dynamic) [HAVE_MMAP64]: Handle mmap64.

	* mf-hooks2.c [HAVE_GETMNTENT && HAVE_SYS_MNTTAB_H]: Implement
	getmntent wrapper.

	* mf-hooks3.c (_REENTRANT): Define.

	* testsuite/libmudflap.c/heap-scalestress.c (SCALE): Reduce to 10000.

	* testsuite/libmudflap.c/pass-stratcliff.c: Include ../config.h.
	(MIN): Define.
	Use HAVE_RAWMEMCHR, HAVE_STPCPY, HAVE_MEMPCPY as guards.

	* testsuite/libmudflap.c/pass47-frag.c: Expect __ctype warning on
	*-*-solaris2.*.

From-SVN: r175961