Name
set_defport -- set default port [DV]
Synopsis
set_defport(port)
Parameters
- port
- New default host (integer/-1). 
Return Type
- integer or None
-                 Previous default port specification.
               
Exceptions
- TypeError
-                 Bad argument type, or too many arguments.
               
Description
        set_defport() sets the default port value
        for new connections. If -1 is supplied as parameter, environment
        variables will be used in future connections. It returns the 
        previous setting for default port.