1 files changed, 6 insertions, 0 deletions

diff --git a/uisimulator/x11/io.c b/uisimulator/x11/io.c
index 7c2df3cd37..87ef6ba4b5 100644
--- a/uisimulator/x11/io.c
+++ b/uisimulator/x11/io.c
@@ -17,9 +17,15 @@
  *
  ****************************************************************************/
 
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
 #include <sys/stat.h>
 #include <dirent.h>
 
+#include <fcntl.h>
+#include "debug.h"
+
 #define DIRFUNCTIONS_DEFINED /* prevent those prototypes */
 #define dirent x11_dirent
 #include "../../firmware/common/dir.h"