remove strstream in ktview.cpp, strstream has been deprecated since C++98

kcron/ktview.cpp

@@ -16,12 +16,7 @@
 
 #include <config.h>
 
-#ifdef HAVE_SSTREAM
 #include <sstream>
-#else
-#include <strstream.h>
-#endif
-
 #include <string>
 
 #include <tqstring.h>
@@ -291,13 +286,7 @@ void KTView :: pageHeading (KTListItem* user, KTPrint &printer) const
 
 void KTView :: pageFooter (KTListItem* user, KTPrint &printer) const
 {
-#ifdef HAVE_SSTREAM
   ostringstream oss;
-#else
-  char buffer[4096];
-  ostrstream oss(buffer, sizeof(buffer));
-#endif
-
   oss<<*(user->getCTCron())<<ends;
 
   if (oss) {