From 9214617e2e852e33089d7f330ee8b2bd78c9b5d0 Mon Sep 17 00:00:00 2001
From: kmu <kmu@hdfgroup.org>
Date: Mon, 27 Jan 2020 13:41:42 -0600
Subject: change condition

---
 tools/test/perform/pio_perf.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/test/perform/pio_perf.c b/tools/test/perform/pio_perf.c
index b9c49b2..826e7a9 100644
--- a/tools/test/perform/pio_perf.c
+++ b/tools/test/perform/pio_perf.c
@@ -80,7 +80,7 @@
 #define PIO_MPI             0x2
 #define PIO_HDF5            0x4
 
-#ifndef H5_STDC_HEADERS
+#ifdef STANDALONE 
 #define DBL_EPSILON 2.2204460492503131e-16
 #define H5_DBL_ABS_EQUAL(X,Y)       (fabs((X)-(Y)) < DBL_EPSILON)
 #endif
-- 
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