pyodbcのビルドもできた。

REVISIONが解決できなくてコンパイルできないので、勝手に置き換えてしまった。
その後はコンパイル可能だった。
x86の場合。

cl *.cpp -c -I c:\Python25\include
link /DLL /OUT:pyodbc.pyd *.obj /LIBPATH:C:\python25\libs odbc32.lib

x64のODBCのSQLテストもいけるかな？

>cl *.cpp -c -I c:\Python25\include /MT
Microsoft (R) C/C++ Optimizing Compiler Version 14.00.40310.41 for AMD64
Copyright (C) Microsoft Corporation.  All rights reserved.

buffer.cpp
connection.cpp
cursor.cpp
cursor.cpp(317) : error C2664: 'SQLDescribeCol' : cannot convert parameter 7 from 'SQLUINTEGER *' to 'SQLULEN *'
        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
cursor.cpp(587) : error C2664: 'SQLDescribeCol' : cannot convert parameter 7 from 'SQLUINTEGER *' to 'SQLULEN *'
        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
cursor.cpp(614) : error C2664: 'SQLColAttribute' : cannot convert parameter 7 from 'int *' to 'SQLLEN *'
        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
cursor.cpp(910) : error C2664: 'SQLBindParameter' : cannot convert parameter 10 from 'SQLINTEGER *' to 'SQLLEN *'
        Types pointed to are unrelated; conversion requires reinterpret_cast, C-style cast or function-style cast
cursor.cpp(1123) : error C2664: 'BufferSegmentIterator::Next' : cannot convert parameter 2 from 'int' to 'Py_ssize_t &'
cursor.cpp(1123) : fatal error C1903: unable to recover from previous error(s); stopping compilation
pyodbcmodule.cpp
row.cpp
Generating Code...

ダメだった。
エラー部分を修正すればx64でもSQLテストできるかなぁ。