re PR ada/20270 (Link error: unsatisfied symbols)

	PR ada/20270
	* Makefile.in: Make TGT_LIB behave correctly.

From-SVN: r99773

gcc/ada/ChangeLog

+2005-05-16  Nathanael Nerode <neroden@gcc.gnu.org>
+
+	PR ada/20270
+	* Makefile.in: Make TGT_LIB behave correctly.
+
 2005-04-23  DJ Delorie  <dj@redhat.com>
 
 	* misc.c: Adjust warning() callers.

gcc/ada/Makefile.in

@@ -245,7 +245,9 @@ LIBIBERTY = ../../libiberty/libiberty.a
 # and the system's installed libraries.
 LIBS = $(LIBINTL) $(LIBIBERTY) $(SYSLIBS)
 LIBDEPS = $(LIBINTL_DEP) $(LIBIBERTY)
-TOOLS_LIBS = $(LIBGNAT) $(EXTRA_GNATTOOLS_OBJS) link.o ../../../libiberty/libiberty.a $(SYSLIBS)
+# Default is no TGT_LIB; one might be passed down or something
+TGT_LIB =
+TOOLS_LIBS = $(LIBGNAT) $(EXTRA_GNATTOOLS_OBJS) link.o ../../../libiberty/libiberty.a $(SYSLIBS) $(TGT_LIB)
 
 # Specify the directories to be searched for header files.
 # Both . and srcdir are used, in that order,