changed include protection from #if !defined to ifndef, and added #pragma once, if possible

1 files changed, 12 insertions, 8 deletions

diff --git a/apps/drwho/global.h b/apps/drwho/global.h
index 090b20b5b33..d049bd3f43d 100644
--- a/apps/drwho/global.h
+++ b/apps/drwho/global.h
@@ -17,32 +17,36 @@
 //
 // ============================================================================
 
-#if !defined (_GLOBAL_H)
+#ifndef _GLOBAL_H
 #define _GLOBAL_H
 
 #include "ace/OS.h"
 
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
 // These constants are used throughout drwho.
 
-enum 
+enum
 {
   MAXUSERIDNAMELEN = 8,
-  MAX_USER_TIMEOUT = 300, 
-  MAX_HOST_TIMEOUT = 300, 
+  MAX_USER_TIMEOUT = 300,
+  MAX_HOST_TIMEOUT = 300,
   UDP_PACKET_SIZE = 1024 * 8,
   PORT_NUMBER = 12344
 };
 
-// Default name of file where friends info is stored. 
+// Default name of file where friends info is stored.
 #define FRIEND_FILE ".friends.dta"
 
-// Default name where rwho info is stored. 
+// Default name where rwho info is stored.
 #define RWHODIR "/usr/spool/rwho"
 
-// Macros for handling message types. 
+// Macros for handling message types.
 #define GET_PACKET_TYPE(P)      (ntohs (*((short *) P)))
 #define SET_PACKET_TYPE(P,T)    ((*(short *) P) = ntohs (T))
 #define SKIP_PACKET_TYPE(P)     ((P) + sizeof (short))
-#define SUBTRACT_PACKET_TYPE(L) ((L) - sizeof (short)) 
+#define SUBTRACT_PACKET_TYPE(L) ((L) - sizeof (short))
 
 #endif /* _GLOBAL_H */