From 85edfb8279ae6b6f34f6228843f6372d9d7ca1dc Mon Sep 17 00:00:00 2001
From: Edward Hartnett <Edward.Hartnett@noaa.gov>
Date: Mon, 17 Aug 2020 07:46:01 -0600
Subject: [PATCH] removed more unneeded pre-processor stuff

---
 configure.ac | 9 +--------
 1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/configure.ac b/configure.ac
index 1b5e7e4b720..da60e1afe21 100644
--- a/configure.ac
+++ b/configure.ac
@@ -117,6 +117,7 @@ test "x$enable_timing" = xyes || enable_timing=no
 AC_MSG_RESULT([$enable_timing])
 if test "x$enable_timing" = xyes; then
    AC_DEFINE([TIMING], 1, [If true, use GPTL timing library.])
+   AC_DEFINE([HAVE_MPI], [1], [required by GPTL timing library])
 fi
 AM_CONDITIONAL(USE_GPTL, [test "x$enable_timing" = xyes])
 
@@ -224,14 +225,6 @@ if test "x$enable_docs" = xyes; then
    AC_CONFIG_FILES([doc/Doxyfile])
 fi
 
-AC_MSG_NOTICE([setting flags])
-
-# We must have MPI to build PIO.
-AC_DEFINE([HAVE_MPI], [1], [defined by CMake build])
-
-# Define to solve intel compiler warning.
-AC_DEFINE([_GNU_SOURCE], [1], [solve strnlen declared implicitly warning on intel compiler])
-
 AC_MSG_NOTICE([finding libraries])
 
 # Check for netCDF library.