GCC 4.3 compilation errors

[Peter Lemenkov]

One of features introduced in GCC 4.3 was that it doesn't include by default many header files it included in previous versions.

This issue may be easily fixed - just add necessary includes (it doesn't break compilation with other GCC versions).

Patch against svn rev.28 included.

[Jan Engelhardt (jengelh)]

The real C++ includes should be instead. Patches below.

[Jan Engelhardt (jengelh)]

This is the fixup patch for gcc 4.3 on top.

[Valient Gough (vgough)]

 j.engelh : Please base patches against SVN codebase ( http://code.google.com/p/encfs/source/checkout ). Patches have already been applied which modify includes,