libyang CHANGE headers includes cleanup using include-what-you-use tool (#1098)
diff --git a/src/printer_data.c b/src/printer_data.c
index 02f6ede..ffa0462 100644
--- a/src/printer_data.c
+++ b/src/printer_data.c
@@ -12,17 +12,14 @@
* https://opensource.org/licenses/BSD-3-Clause
*/
-#include "common.h"
+#include "printer_data.h"
-#include <errno.h>
#include <stdio.h>
-#include <string.h>
#include <unistd.h>
+#include "common.h"
#include "log.h"
#include "printer_internal.h"
-#include "printer_data.h"
-#include "tree_schema.h"
#include "tree_data.h"
/**