Remove Unixware and openserver support

cde/programs/dtprintinfo/libUI/MotifUI/ComboBoxObj.C

@@ -35,12 +35,7 @@
 #include <Xm/List.h>
 #include <Xm/ComboBox.h>
 
-ComboBoxObj::ComboBoxObj(MotifUI *parent,
-#if defined(USL)
-			 void (*callback)(ComboBoxObj *, char *, int),
-#else
-			 ComboBoxCallback callback, 
-#endif
+ComboBoxObj::ComboBoxObj(MotifUI *parent, ComboBoxCallback callback,
                          char *name, 
 			 char **items, 
 			 int n_items)

cde/programs/dtprintinfo/libUI/MotifUI/ComboBoxObj.h

@@ -52,13 +52,8 @@ class ComboBoxObj : public MotifUI {
 
  public:
 
-#if defined(USL)
-   ComboBoxObj(MotifUI * parent, void (*)(ComboBoxObj *, char *, int),
-	       char *name, char **items, int n_items);
-#else
    ComboBoxObj(MotifUI * parent, ComboBoxCallback, char *name, 
 	       char **items, int n_items);
-#endif
 
    void Add(char *item);
    void Delete(char *item);

cde/programs/dtprintinfo/libUI/MotifUI/MotifUI.h

@@ -33,10 +33,6 @@
 
 #include <Xm/Xm.h>
 
-#if defined(USL)
-#undef STRDUP  /* get rid of memutil.h definition. Use def in BaseUI.h. */
-#endif
-
 #include "BaseUI.h"
 #include "MotifThread.h"