Discontinue HPUX support

cde/lib/DtMmdb/dti_excs/Exception.hh

@@ -31,10 +31,6 @@ class Exception : public Destructable
 public:
 #ifdef NATIVE_EXCEPTIONS
 
-#if defined(hpux)
-  Exception() { }
-#endif
-
 #else
   Exception();
 
@@ -106,10 +102,6 @@ protected:
 friend class Jump_Environment;
 friend class Exceptions;
 
-#if defined(hpux)
-#define MakeOperatorNewPublic
-#endif
-
 #ifdef MakeOperatorNewPublic
 // A problem with the HP-UX 3.65 compiler requires us to make this public.
 // And, since we gen the Templates.nd.c file on a non-HPUX platform, we need