@if "%1" == "" goto error @if "%1" == "zlib" goto zlib @if "%1" == "cygwin" goto cygwin @goto error :error @echo Syntax: %0 win32 - install MSVC exe copy and zlib1.dll. @echo : %0 zlib - install zlib1.dll. @echo : %0 cygwin - install cygwin1.dll. @goto exit :zlib @if exist %windir%\zlib1.dll goto exit @copy ..\win\zlib1.dll %windir% @echo zlib1.dll installed to %windir% @goto exit :cygwin @if exist %windir%\cygwin1.dll goto exit @copy ..\win\cygwin1.dll %windir% @echo cygwin1.dll installed to %windir%. @goto exit :exit