--- a/configure.in
+++ b/configure.in
@@ -97,13 +97,6 @@ AC_DEFINE_UNQUOTED(GETTEXT_PACKAGE, "$GE
 AM_GLIB_GNU_GETTEXT
 
 libnn=lib
-case "${host_os}" in
-  linux*)
-  case "${host_cpu}" in
-    x86_64|mips64|ppc64|sparc64|s390x)
-    libnn=lib64
-  esac
-esac
 
 if test "${libdir}" = '${exec_prefix}/lib'; then
   libdir='${exec_prefix}/'${libnn}