1 files changed, 5 insertions, 1 deletions
diff --git a/nuttx/netutils/thttpd/thttpd_strings.h b/nuttx/netutils/thttpd/thttpd_strings.h
index dbd22e4e0..5bbaf7948 100755
--- a/nuttx/netutils/thttpd/thttpd_strings.h
+++ b/nuttx/netutils/thttpd/thttpd_strings.h
@@ -34,6 +34,9 @@
  *
  ****************************************************************************/
 
+#ifndef __NETUTILS_THTTPD_THTTPD_STRINGS_H
+#define __NETUTILS_THTTPD_THTTPD_STRINGS_H
+
 /****************************************************************************
  * Included Files
  ****************************************************************************/
@@ -116,4 +119,5 @@ extern void httpd_strdecode(char *to, char *from);
 extern void httpd_strencode(char *to, int tosize, char *from);
 #endif
 
-#endif /* CONFIG_THTTPD */
-\ No newline at end of file
+#endif /* CONFIG_THTTPD */
+#endif /* __NETUTILS_THTTPD_THTTPD_STRINGS_H */