--- subversion-1.9.1/build/ac-macros/svn-macros.m4~	2013-08-01 12:58:09.000000000 +0200
+++ subversion-1.9.1/build/ac-macros/svn-macros.m4	2015-09-14 14:32:39.547188202 +0200
@@ -105,7 +105,7 @@
 [
   input_flags="$1"
   output_flags=""
-  filtered_dirs="/lib /lib64 /usr/lib /usr/lib64"
+  filtered_dirs="/lib /lib64 /libx32 /usr/lib /usr/lib64 /usr/libx32"
   for flag in $input_flags; do
     filter="no"
     for dir in $filtered_dirs; do