diff --git a/src/gui_xmebw.c b/src/gui_xmebw.c
index 70e7df7..820aeba 100644
--- a/src/gui_xmebw.c
+++ b/src/gui_xmebw.c
@@ -142,56 +142,56 @@
 {
     {
 	/* core_class fields */
-	/* superclass            */ (WidgetClass) & xmPushButtonClassRec,
-	/* class_name            */ "XmEnhancedButton",
-	/* widget_size           */ sizeof(XmEnhancedButtonRec),
-	/* class_initialize      */ NULL,
+	/* superclass		 */ (WidgetClass) & xmPushButtonClassRec,
+	/* class_name		 */ "XmEnhancedButton",
+	/* widget_size		 */ sizeof(XmEnhancedButtonRec),
+	/* class_initialize	 */ NULL,
 	/* class_part_initialize */ NULL,
-	/* class_inited          */ False,
-	/* initialize            */ Initialize,
-	/* initialize_hook       */ NULL,
-	/* realize               */ XtInheritRealize,
-	/* actions               */ actionsList,
-	/* num_actions           */ XtNumber(actionsList),
-	/* resources             */ resources,
-	/* num_resources         */ XtNumber(resources),
-	/* xrm_class             */ NULLQUARK,
-	/* compress_motion       */ True,
-	/* compress_exposure     */ XtExposeCompressMaximal,
-	/* compress_enterleave   */ True,
-	/* visible_interest      */ False,
-	/* destroy               */ Destroy,
-	/* resize                */ XtInheritResize,
-	/* expose                */ Redisplay,
-	/* set_values            */ SetValues,
-	/* set_values_hook       */ NULL,
-	/* set_values_almost     */ XtInheritSetValuesAlmost,
-	/* get_values_hook       */ NULL,
-	/* accept_focus          */ XtInheritAcceptFocus,
-	/* version               */ XtVersion,
-	/* callback_private      */ NULL,
-	/* tm_table              */ NULL,
-	/* query_geometry        */ NULL,
-	/* display_accelerator   */ XtInheritDisplayAccelerator,
-	/* extension             */ NULL
+	/* class_inited		 */ False,
+	/* initialize		 */ Initialize,
+	/* initialize_hook	 */ NULL,
+	/* realize		 */ XtInheritRealize,
+	/* actions		 */ actionsList,
+	/* num_actions		 */ XtNumber(actionsList),
+	/* resources		 */ resources,
+	/* num_resources	 */ XtNumber(resources),
+	/* xrm_class		 */ NULLQUARK,
+	/* compress_motion	 */ True,
+	/* compress_exposure	 */ XtExposeCompressMaximal,
+	/* compress_enterleave	 */ True,
+	/* visible_interest	 */ False,
+	/* destroy		 */ Destroy,
+	/* resize		 */ XtInheritResize,
+	/* expose		 */ Redisplay,
+	/* set_values		 */ SetValues,
+	/* set_values_hook	 */ NULL,
+	/* set_values_almost	 */ XtInheritSetValuesAlmost,
+	/* get_values_hook	 */ NULL,
+	/* accept_focus		 */ XtInheritAcceptFocus,
+	/* version		 */ XtVersion,
+	/* callback_private	 */ NULL,
+	/* tm_table		 */ NULL,
+	/* query_geometry	 */ NULL,
+	/* display_accelerator	 */ XtInheritDisplayAccelerator,
+	/* extension		 */ NULL
     },
 
     /* primitive_class fields */
     {
-	/* border highlight      */ BorderHighlight,
-	/* border_unhighlight    */ BorderUnhighlight,
-	/* translations          */ XtInheritTranslations,
-	/* arm and activate      */ XmInheritArmAndActivate,
-	/* synthetic resources   */ NULL,
-	/* number of syn res     */ 0,
-	/* extension             */ NULL,
+	/* border highlight	 */ BorderHighlight,
+	/* border_unhighlight	 */ BorderUnhighlight,
+	/* translations		 */ XtInheritTranslations,
+	/* arm and activate	 */ XmInheritArmAndActivate,
+	/* synthetic resources	 */ NULL,
+	/* number of syn res	 */ 0,
+	/* extension		 */ NULL,
     },
 
     /* label_class fields */
     {
-	/* setOverrideCallback   */ XmInheritSetOverrideCallback,
-	/* menuProcs             */ XmInheritMenuProc,
-	/* translations          */ XtInheritTranslations,
+	/* setOverrideCallback	 */ XmInheritSetOverrideCallback,
+	/* menuProcs		 */ XmInheritMenuProc,
+	/* translations		 */ XtInheritTranslations,
 	/* extension		 */ NULL,
     },