 
 diff -r --unified a/configure b/configure
---- a/configure	2014-02-09 03:52:52.000000000 -0800
-+++ b/configure	2014-02-09 03:52:52.000000000 -0800
+--- a/configure	2019-01-28 13:48:25.283300693 -0800
++++ b/configure	2019-01-28 13:54:04.783037927 -0800
 @@ -3327,13 +3327,13 @@
    CFLAGS=$ac_save_CFLAGS
  elif test $ac_cv_prog_cc_g = yes; then

   as_CACHEVAR=`$as_echo "ax_cv_check_cflags_-Werror_$flag" | $as_tr_sh`
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler accepts $flag" >&5
 $as_echo_n "checking whether C compiler accepts $flag... " >&6; }
@@ -29050,70 +29050,6 @@
 
 
 
-for flag in -fPIE -pie; do
-  as_CACHEVAR=`$as_echo "ax_cv_check_cflags_-Werror_$flag" | $as_tr_sh`
-{ $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler accepts $flag" >&5
-$as_echo_n "checking whether C compiler accepts $flag... " >&6; }
-if eval \${$as_CACHEVAR+:} false; then :
-  $as_echo_n "(cached) " >&6
-else
-
-  ax_check_save_flags=$CFLAGS
-  CFLAGS="$CFLAGS -Werror $flag"
-  cat confdefs.h - <<_ACEOF >conftest.$ac_ext
-/* end confdefs.h.  */
-
-int
-main ()
-{
-
-  ;
-  return 0;
-}
-_ACEOF
-if ac_fn_c_try_compile "$LINENO"; then :
-  eval "$as_CACHEVAR=yes"
-else
-  eval "$as_CACHEVAR=no"
-fi
-rm -f core conftest.err conftest.$ac_objext conftest.$ac_ext
-  CFLAGS=$ax_check_save_flags
-fi
-eval ac_res=\$$as_CACHEVAR
-	       { $as_echo "$as_me:${as_lineno-$LINENO}: result: $ac_res" >&5
-$as_echo "$ac_res" >&6; }
-if test x"`eval 'as_val=${'$as_CACHEVAR'};$as_echo "$as_val"'`" = xyes; then :
-  if ${CFLAGS+:} false; then :
-  case " $CFLAGS " in
-    *" $flag "*)
-      { { $as_echo "$as_me:${as_lineno-$LINENO}: : CFLAGS already contains \$flag"; } >&5
-  (: CFLAGS already contains $flag) 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }
-      ;;
-    *)
-      { { $as_echo "$as_me:${as_lineno-$LINENO}: : CFLAGS=\"\$CFLAGS \$flag\""; } >&5
-  (: CFLAGS="$CFLAGS $flag") 2>&5
-  ac_status=$?
-  $as_echo "$as_me:${as_lineno-$LINENO}: \$? = $ac_status" >&5
-  test $ac_status = 0; }
-      CFLAGS="$CFLAGS $flag"
-      ;;
-   esac
-else
-  CFLAGS="$flag"
-fi
-
-else
-  :
-fi
-
-done
-
-
-
-
 for flag in -Wsizeof-pointer-memaccess; do
   as_CACHEVAR=`$as_echo "ax_cv_check_cflags_-Werror_$flag" | $as_tr_sh`
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C compiler accepts $flag" >&5
@@ -31304,7 +31240,7 @@
 
 
 

   as_CACHEVAR=`$as_echo "ax_cv_check_cxxflags_-Werror_$flag" | $as_tr_sh`
 { $as_echo "$as_me:${as_lineno-$LINENO}: checking whether C++ compiler accepts $flag" >&5
 $as_echo_n "checking whether C++ compiler accepts $flag... " >&6; }
diff -r --unified a/m4/ax_harden_compiler_flags.m4 b/m4/ax_harden_compiler_flags.m4
--- a/m4/ax_harden_compiler_flags.m4	2014-02-09 03:52:42.000000000 -0800
+++ b/m4/ax_harden_compiler_flags.m4	2014-02-09 03:52:42.000000000 -0800
