OpenBSD patches for ttsnoop.

Mostly adding std:: for strstream interfaces.

cde/programs/ttsnoop/ttChooser_stubs.C.src

@@ -42,7 +42,7 @@
 
 #include <stdio.h>
 
-#if defined(linux)
+#if defined(linux) || defined(CSRG_BASED)
 #include <strstream>
 #else
 #include <strstream.h>
@@ -213,7 +213,7 @@ _DtTtChooserSet(
     XmTextFieldSetString( instance->chooserText, 0 );
     XtVaSetValues( instance->chooser, XmNtitle, title, 0 );
 
-    ostrstream valuesStream;
+    std::ostrstream valuesStream;
     valuesStream << itemCount << " " << valuesLabel;
     if (itemCount != 1) valuesStream << "s";
     valuesStream << ends;
@@ -314,7 +314,7 @@ choiceSelected(
 	    break;
     }
     void *entity = DtTtNth( type, info->item_position - 1 );
-    ostrstream entityName;
+    std::ostrstream entityName;
     if (isString) {
 	    entityName << (char *)entity << ends;
     } else {