2009-09-22  Loren J. Rittle  <ljrittle@acm.org>

	* unwind-dw2-fde-glibc.c: Define and use USE_PT_GNU_EH_FRAME.
	Enable a new case for __FreeBSD__ >= 7.
	* crtstuff.c:  Define USE_PT_GNU_EH_FRAME for __FreeBSD__ >= 7.
	* config/t-freebsd: Define LIB2ADDEH and LIB2ADDEHDEP.
	* config/freebsd-spec.h: Conditionally define LINK_EH_SPEC
	and USE_LD_AS_NEEDED.

From-SVN: r152027