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-rw-r--r--tools/perf/builtin-timechart.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
index a24b229a785f..e2576c8f6d4e 100644
--- a/tools/perf/builtin-timechart.c
+++ b/tools/perf/builtin-timechart.c
@@ -12,6 +12,7 @@
* of the License.
*/
+#include <errno.h>
#include <inttypes.h>
#include <traceevent/event-parse.h>