:: run this from a VS x64 command prompt @echo off SET PACKAGE_NAME=zlib-1.2.7 nmake -f win32\Makefile.msc clean nmake -f win32\Makefile.msc AS=ml64 LOC="-I. -I.\win32 -DASMV -DASMINF" OBJA="inffasx64.obj gvmat64.obj inffas8664.obj" set ZLIB_SRC=%cd% set ZLIB_DEST=%cd%-x64 nmake -f win32\Makefile.msc test echo.Press return when ready to install! pause rmdir /q /s %ZLIB_DEST% mkdir %ZLIB_DEST% mkdir %ZLIB_DEST%\bin mkdir %ZLIB_DEST%\include mkdir %ZLIB_DEST%\lib copy zlib.h %ZLIB_DEST%\include copy zconf.h %ZLIB_DEST%\include copy zdll.lib %ZLIB_DEST%\lib copy zlib1.dll %ZLIB_DEST%\bin copy README %ZLIB_DEST%\LICENSE.ZLIB nmake -f win32\Makefile.msc clean cd %ZLIB_DEST% set PATH=%PATH%;%ProgramFiles%\7-zip 7z a ..\%PACKAGE_NAME%-x64.7z * cd %ZLIB_SRC% rmdir /q /s %ZLIB_DEST% echo.Finished! pause