AC_SUBST(ZDEPS)
AC_SUBST(ZINCS)
+# Get the version trigger filename from the toplevel
+if test "${with_gcc_version_trigger+set}" = set; then
+ gcc_version_trigger=$with_gcc_version_trigger
+else
+ gcc_version_trigger=${srcdir}/version.c
+fi
+changequote(,)dnl
+gcc_version_full=`grep version_string ${gcc_version_trigger} | sed -e 's/.*"\([^"]*\)".*/\1/'`
+gcc_version=`echo ${gcc_version_full} | sed -e 's/\([^ ]*\) .*/\1/'`
+changequote([,])dnl
+AC_SUBST(gcc_version)
+
AC_OUTPUT(Makefile install-defs.sh)