message: build: fiz zlib build script using undefined variable names [skip appveyor]
diff: @@ -17,10 +17,10 @@ cd $2/source/$1
  # make distclean
  # Debug
  -# CFLAGS="-fPIC" ./configure --prefix=$ZLIB_BUILD_FOLDER --static --debug
  +# CFLAGS="-fPIC" ./configure --prefix=$build_folder --static --debug
  # Release - Static
  -CFLAGS="-fPIC" ./configure --prefix=$ZLIB_BUILD_FOLDER --static
  +CFLAGS="-fPIC" ./configure --prefix=$build_folder --static
  # Release - Both
  # CFLAGS="-fPIC" ./configure --prefix=$build_folder
  