$NetBSD: patch-gcc_Makefile.in,v 1.2 2018/05/23 08:11:16 jperkin Exp $

Ensure libgcc from this GCC is found before others.  Note that there must
not be a whitespace between $(LINKER_RPATH_FLAG) and the path.  Otherwise
the flag may be misinterpreted by the linker (e.g. Apple ld).

--- gcc/Makefile.in.orig	2017-05-02 16:12:40.965506000 +0000
+++ gcc/Makefile.in
@@ -2112,6 +2112,7 @@ prefix.o: $(BASEVER)
 # Language-independent files.
 
 DRIVER_DEFINES = \
+  -DLINK_LIBGCC_SPEC="\"%D $(LINKER_RPATH_FLAG)$(prefix)/@MACHINE_GNU_PLATFORM@/lib/%M $(LINKER_RPATH_FLAG)$(libdir)/%M \"" \
   -DSTANDARD_STARTFILE_PREFIX=\"$(unlibsubdir)/\" \
   -DSTANDARD_EXEC_PREFIX=\"$(libdir)/gcc/\" \
   -DSTANDARD_LIBEXEC_PREFIX=\"$(libexecdir)/gcc/\" \