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-rw-r--r--tools/test/perform/pio_perf.c2
1 files changed, 1 insertions, 1 deletions
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