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-rw-r--r--tools/iio/Makefile2
-rw-r--r--tools/iio/generic_buffer.c2
-rw-r--r--tools/iio/iio_event_monitor.c2
3 files changed, 1 insertions, 5 deletions
diff --git a/tools/iio/Makefile b/tools/iio/Makefile
index 83813ad379f9..bf7ae6d6612a 100644
--- a/tools/iio/Makefile
+++ b/tools/iio/Makefile
@@ -1,5 +1,5 @@
CC = gcc
-CFLAGS = -Wall -g
+CFLAGS = -Wall -g -D_GNU_SOURCE
all: iio_event_monitor lsiio generic_buffer
diff --git a/tools/iio/generic_buffer.c b/tools/iio/generic_buffer.c
index 01266c2556da..8f8f058eb807 100644
--- a/tools/iio/generic_buffer.c
+++ b/tools/iio/generic_buffer.c
@@ -18,8 +18,6 @@
*
*/
-#define _GNU_SOURCE
-
#include <unistd.h>
#include <stdlib.h>
#include <dirent.h>
diff --git a/tools/iio/iio_event_monitor.c b/tools/iio/iio_event_monitor.c
index f19cff19900e..427c271ac0d6 100644
--- a/tools/iio/iio_event_monitor.c
+++ b/tools/iio/iio_event_monitor.c
@@ -16,8 +16,6 @@
*
*/
-#define _GNU_SOURCE
-
#include <unistd.h>
#include <stdlib.h>
#include <stdbool.h>