Fix includes in zlibstream.hxx

Forward declarations of std::streambuf and std::istream are not enough, since this file declares classes derived from them.
2017-03-14 20:24:32 +01:00
parent b66c51a6f8
commit f7a511d1b3
1 changed files with 2 additions and 1 deletions
--- a/simgear/io/iostreams/zlibstream.hxx
+++ b/simgear/io/iostreams/zlibstream.hxx
@@ -23,8 +23,9 @@
 #ifndef SG_ZLIBSTREAM_HXX
 #define SG_ZLIBSTREAM_HXX

-#include <iosfwd>
 #include <ios>                  // std::streamsize
+#include <istream>
+#include <streambuf>
 #include <memory>               // std::unique_ptr
 #include <zlib.h>               // struct z_stream