contrib/restricted/boost: Remove empty resolving of auld stl headers

contrib/restricted/boost/dynamic_bitset/include/boost/dynamic_bitset/dynamic_bitset.hpp

@@ -34,7 +34,7 @@
 #endif
 
 #if defined(BOOST_OLD_IOSTREAMS)
-#  include <iostream.h>
+#  error #include <iostream.h>
 #  include <ctype.h> // for isspace
 #else
 #  include <istream>

contrib/restricted/boost/iostreams/include/boost/iostreams/detail/iostream.hpp

@@ -17,7 +17,7 @@
 # include <istream>
 # include <ostream>
 #else
-# include <iostream.h>
+# error #include <iostream.h>
 #endif
 
 #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES

contrib/restricted/boost/iostreams/include/boost/iostreams/detail/streambuf.hpp

@@ -16,7 +16,7 @@
 #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES
 # include <streambuf>
 #else 
-# include <streambuf.h>
+# error #include <streambuf.h>
 #endif 
 
 #ifndef BOOST_IOSTREAMS_NO_STREAM_TEMPLATES

contrib/restricted/boost/range/include/boost/range/iterator_range_io.hpp

@@ -31,7 +31,7 @@
 # ifndef BOOST_OLD_IOSTREAMS
 #  include <ostream>
 # else
-#  include <ostream.h>
+#  error #include <ostream.h>
 # endif
 #endif // _STLP_NO_IOSTREAMS