Only in xen-tools//files: xen-tools-3.4.2-ldflags.patch
diff -ur xen-tools.orig//xen-tools-3.4.2-r4.ebuild xen-tools//xen-tools-3.4.2-r4.ebuild
--- xen-tools.orig//xen-tools-3.4.2-r4.ebuild	2011-09-27 16:49:16.075748409 +0800
+++ xen-tools//xen-tools-3.4.2-r4.ebuild	2011-09-27 23:52:15.529737253 +0800
@@ -125,7 +126,7 @@
 		append-flags -fno-strict-overflow
 	fi
 
-	emake CC=$(tc-getCC) -C tools ${myopt} || die "compile failed"
+	emake CC=$(tc-getCC) LD=$(tc-getLD) -C tools ${myopt} || die "compile failed"
 
 	if use doc; then
 		sh ./docs/check_pkgs || die "package check failed"