include some headers

robots/mtp/mtp.c

 
 #include <errno.h>
 #include <stdio.h>
+#include <inttypes.h>
 #include <string.h>
 #include <stdlib.h>
 #include <assert.h>

robots/mtp/mtp_dump.c

@@ -2,6 +2,7 @@
 #include "config.h"
 
 #include <stdio.h>
+#include <string.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <assert.h>

robots/mtp/mtp_recv.c

@@ -2,6 +2,7 @@
 #include "config.h"
 
 #include <stdio.h>
+#include <string.h>
 #include <stdlib.h>
 #include <unistd.h>
 #include <assert.h>