Insert command-line settings from a text file. To specify multiple response files, specify each response file separately. ...

@            Insert command-line settings from a text file. To specify
                     multiple response files, specify each response file
                     separately.
                     
                     Any response files named "msbuild.rsp" are automatically 
                     consumed from the following locations: 
                     (1) the directory of msbuild.exe
                     (2) the directory of the first project or solution built