* include/specstrings.h (IN, OUT, OPTIONAL): Remove. * include/windef.h (IN, OUT, OPTIONAL): Define.
* include/specstrings.h: new file, move pseudo modifiers from windef.h. * include/windef.h (__in, __inout, __in_opt, __in_bcound, __in_ecount, __out, __out_ecount_part, __struct_bcount, __field_ecount_opt, __out_bcount_opt): Move to specstrings.h.