Fix some warnings.

cde/programs/dtappbuilder/src/ab/appfw_stubs.c

@@ -166,7 +166,7 @@ appfw_editor_init(
 )
 {
     Widget                      item[10];
-    int                         item_val[10];
+    XtArgVal                    item_val[10];
     int			   	n;
 
     /*

cde/programs/dtappbuilder/src/ab/dnd_ed_stubs.c

@@ -210,7 +210,7 @@ dnd_ed_editor_init(
 {
     DndEditorSettings	dds = &dndEdInfo;
     Widget		item[10];
-    int			item_val[10];
+    XtArgVal	item_val[10];
     int			n = 0;
 
     /*

cde/programs/dtappbuilder/src/ab/message_ed_stubs.c

@@ -360,7 +360,7 @@ msg_editor_init(
 {
     MsgEditorSettingsRec	*mes = &msg_editor_settings_rec;
     Widget                      item[6];
-    int                         item_val[6];
+    XtArgVal                    item_val[6];
     int                         i, n;
  
     /*

cde/programs/dtappbuilder/src/ab/pal_panedwin.c

@@ -218,7 +218,7 @@ panedwin_prop_init(
     DtbRevolvPropDialogInfo     rpd = &(dtb_revolv_prop_dialog);
     PropPanedWinSettingsRec   	*pws = &(prop_pw_settings_rec[type]);
     Widget                      item[2];
-    int                         item_val[2];
+    XtArgVal                    item_val[2];
     int				n = 0;
 
     if (type == AB_PROP_REVOLVING)

cde/programs/dtappbuilder/src/libABil/bil_parse.y

@@ -25,6 +25,8 @@
 
 #define TOK (bilP_load_get_token())
 
+void yyerror(char *);
+int yylex(void);
 %}
 /*
  * We assume that yacc spits out the symbols in the order they are