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Diffstat (limited to 'src/backend/utils/adt/nabstime.c')
-rw-r--r--src/backend/utils/adt/nabstime.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/src/backend/utils/adt/nabstime.c b/src/backend/utils/adt/nabstime.c
index 6da769e562c..3f6a9d3b828 100644
--- a/src/backend/utils/adt/nabstime.c
+++ b/src/backend/utils/adt/nabstime.c
@@ -19,6 +19,7 @@
#include <ctype.h>
#include <float.h>
#include <limits.h>
+#include <math.h>
#include <time.h>
#include <sys/time.h>