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-rw-r--r--lib/librte_eal/linuxapp/eal/eal_alarm.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/librte_eal/linuxapp/eal/eal_alarm.c b/lib/librte_eal/linuxapp/eal/eal_alarm.c
index 391d2a65..840ede78 100644
--- a/lib/librte_eal/linuxapp/eal/eal_alarm.c
+++ b/lib/librte_eal/linuxapp/eal/eal_alarm.c
@@ -30,7 +30,9 @@
#define NS_PER_US 1000
#define US_PER_MS 1000
#define MS_PER_S 1000
+#ifndef US_PER_S
#define US_PER_S (US_PER_MS * MS_PER_S)
+#endif
#ifdef CLOCK_MONOTONIC_RAW /* Defined in glibc bits/time.h */
#define CLOCK_TYPE_ID CLOCK_MONOTONIC_RAW