--- configure.orig	2013-01-22 01:21:10 UTC
+++ configure
@@ -3016,7 +3016,7 @@ fi
 
 
 #AC_OPENMP # requires autoconf >= 2.62
-AM_CXXFLAGS=-m64
+#AM_CXXFLAGS=-m64
 
 case $CXX in
   g++*) AM_CXXFLAGS="-pedantic -fopenmp -Wall -Wextra -Wno-long-long -Wno-deprecated $AM_CXXFLAGS"