Fix for incomplete copy through of compound types on big endian architecture.

This bug was unfortunately introduced in R3.14.9

src/ca/convert.cpp

@@ -1431,7 +1431,7 @@ int caNetConvert ( unsigned type, const void *pSrc, void *pDest,
             return ECA_BADTYPE;
         }        
         if ( pSrc != pDest ) {
-            memcpy ( pDest, pSrc, count );
+            memcpy ( pDest, pSrc, dbr_size_n ( type, count ) );
         }
 #   endif
     return ECA_NORMAL;