wd: character string with a working directory where to create a subdirectory according to modName. When specified, a subdirectory named after the ‘modName.d’ will be created and populated with a C file, a dynamic loading library, plus various other working files. If missing, the files are created (and removed) in the temporary directory, and the rxode2 DLL for the model is created in the current directory named rx_????_platform, for example rx_129f8f97fb94a87ca49ca8dafe691e1e_i386.dll
action: Type of action to take after package is created
license: is the type of license for the package.
name: Full name of author
fields: A named list of fields to add to DESCRIPTION, potentially overriding default values. See use_description() for how you can set personalized defaults using package options.
Returns
this function returns nothing and is used for its side effects