diff --git a/channels/h323/ast_h323.cpp b/channels/h323/ast_h323.cpp
index 371511751c..74c348190a 100755
--- a/channels/h323/ast_h323.cpp
+++ b/channels/h323/ast_h323.cpp
@@ -1,3 +1,4 @@
+#define _GNU_SOURCE
 /*
  * ast_h323.cpp
  *
@@ -39,8 +40,9 @@
 
 #ifdef __cplusplus
 extern "C" {
-#endif   
+#endif
 #include "asterisk/logger.h"
+#include "asterisk/channel.h"
 #ifdef __cplusplus
 }
 #endif
diff --git a/channels/h323/chan_h323.h b/channels/h323/chan_h323.h
index 963cbd6de0..1ca681c77d 100755
--- a/channels/h323/chan_h323.h
+++ b/channels/h323/chan_h323.h
@@ -26,8 +26,6 @@
  * Version Info: $Id$
  */
 
-#define AST_MAX_ACCOUNTCODE 20
-
 #include <arpa/inet.h>
 
 /** call_option struct holds various bits