Here's a summary of what needs to be done to fix the vcproj build: development\win32\package.C: Change GetEnv to getEnv and/or update from package.C.in
development\win32\lyx.vcproj Add src\support\environment.C Remove src\support\putenv.C src\lyxserver.C (win32_kludge.diff) Fix by updating broken win32_kludge.diff src\support\environment.C: Add "#include <sstream>"