Update.

Update.

2004-09-08  H.J. Lu  <hongjiu.lu@intel.com>

	* Makeconfig (libunwind): New.
	(libgcc_eh): Add $(libunwind).
	(gnulib): Always set to -lgcc $(libgcc_eh).
	(static-gnulib): Always set to -lgcc -lgcc_eh $(libunwind).
	(libc.so-gnulib): New.
	* Makerules (LDLIBS-c.so): Use $(libc.so-gnulib) instead of
	$(static-gnulib).
	* configure.in (libc_cv_cc_with_libunwind): Set to yes if gcc
	uses -lunwind for static binaries.