downloaded tarball from:
http://www.sqlite.org/sqlite-3.5.1.tar.gz

source tree derived (in unix!) by running:
make target_source
in unix/build

two files removed: tclsqlite.c, fts1.c

in mutex_w32.c, added:
#define _WIN32_WINNT 0x0400
#include <Windows.h>

created sqlite_vs2005\sqlite_vs2005.sln

build all

copy sqlite_vs2005\release\sqlite_vs2005.dll to bin\sqlite3.dll