t-darwin64: Add m32 multilib support.

2008-12-02  Andreas Tobler  <a.tobler@schweiz.org>
	    Jack Howarth <howarth@bromo.med.uc.edu>

	* config/i386/t-darwin64: Add m32 multilib support.

Co-Authored-By: Jack Howarth <howarth@bromo.med.uc.edu>

From-SVN: r142370

gcc/ChangeLog

+2008-12-02  Andreas Tobler  <a.tobler@schweiz.org>
+	    Jack Howarth <howarth@bromo.med.uc.edu>
+
+	* config/i386/t-darwin64: Add m32 multilib support.
+
 2008-12-02  Jack Howarth  <howarth@bromo.med.uc.edu>
 
 	* testsuite/gcc.dg/darwin-comm.c: Expand to darwin10 and later.

gcc/config/i386/t-darwin64

 LIB2_SIDITI_CONV_FUNCS=yes
 LIB2FUNCS_EXTRA = $(srcdir)/config/darwin-64.c
+
+MULTILIB_OPTIONS = m32
+MULTILIB_DIRNAMES = i386
+
+LIBGCC = stmp-multilib
+INSTALL_LIBGCC = install-multilib