Added definitions for _tfinddata*

Moved the EXTERN_C macro to winnt.h.
Added a '#ifndef __WINE__' around the remaining macros.

(strncasecmp): Ditto.  Also do not use side-effects in macro args.
(wine_openpty): Plug descriptor leak.  Always set errno on failure.
(wine_anon_mmap): Fix comment location.

"--desktop=800x600".  (Not perfect -- we don't allow shorthands.)

- Better algorithims for inserting new bands - matches native version
  closer.
- Make drawing of rebar attempt to match native pixel by pixel (note
  this does not fix the embedded controls in each band - they still are
  as good or bad as before.)
- Implement some of the notifications (RBN_HEIGHTCHANGE, _CHILDSIZE,
  _DELETINGBAND, _DELETEDBAND).

for 32 bits apps.

- Turned on --documentation-arguments by default.

- Add cprintf,cscanf,_fgetwchar,_fgetwc,_fputwchar,_fputwc,
  _wtoi & _wtol (fwd),scanf,_timezone_dll

Fixed alias handling in mciSendString.

- corrected VcpClose .spec

ordinals.

Moved the anonymous struct/unions to winnt.h
Moved calling convention macros to winnt.h
Moved some basic types like BOOL, INT, LONG, etc. to winnt.h
Moved HANDLE and DECLARE_HANDLE to winnt.h
Moved structure packing macros to winnt.h