Index: subversion/bindings/swig/perl/native/Makefile.PL.in
===================================================================
--- subversion/bindings/swig/perl/native/Makefile.PL.in	(revision 27145)
+++ subversion/bindings/swig/perl/native/Makefile.PL.in	(working copy)
@@ -43,6 +43,7 @@
                  " -I$svnlib_srcdir/include",
                  " -I$svnlib_builddir",
                  " -I$swig_srcdir -g"),
+    INSTALLDIRS => 'vendor',
     OBJECT => q/$(O_FILES)/,
     LIBS => [join(' ', $apr_ldflags,
                   (map {$_ = abs_path($_); "-L$_"} @ldpaths),