--- a/libpurple/protocols/novell/nmevent.h	Tue Aug 06 19:57:33 2019 -0400
+++ b/libpurple/protocols/novell/nmevent.h	Tue Sep 10 00:06:36 2019 -0400
@@ -18,8 +18,8 @@
  *
  */
 
-#ifndef __NM_EVENT_H__
-#define __NM_EVENT_H__
+#ifndef PURPLE_NOVELL_NMEVENT_H
+#define PURPLE_NOVELL_NMEVENT_H
 
 typedef struct _NMEvent NMEvent;
 
@@ -175,4 +175,4 @@
  */
 time_t nm_event_get_gmt(NMEvent * event);
 
-#endif
+#endif /* PURPLE_NOVELL_NMEVENT_H */