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-rw-r--r--kernel-shark/src/libkshark-configio.c4
-rw-r--r--kernel-shark/src/libkshark-plugin.c5
2 files changed, 9 insertions, 0 deletions
diff --git a/kernel-shark/src/libkshark-configio.c b/kernel-shark/src/libkshark-configio.c
index d7b8a699..ab888646 100644
--- a/kernel-shark/src/libkshark-configio.c
+++ b/kernel-shark/src/libkshark-configio.c
@@ -10,8 +10,12 @@
*/
// C
+#ifndef _GNU_SOURCE
/** Use GNU C Library. */
#define _GNU_SOURCE
+
+#endif
+
#include <stdio.h>
#include <sys/stat.h>
diff --git a/kernel-shark/src/libkshark-plugin.c b/kernel-shark/src/libkshark-plugin.c
index 10e46472..4b21392a 100644
--- a/kernel-shark/src/libkshark-plugin.c
+++ b/kernel-shark/src/libkshark-plugin.c
@@ -10,7 +10,12 @@
*/
// C
+#ifndef _GNU_SOURCE
+/** Use GNU C Library. */
#define _GNU_SOURCE
+
+#endif
+
#include <stdio.h>
#include <stdlib.h>
#include <string.h>