Carrier

Short:        Sets a local variable depending on the state of the serial port.
Author:       renze@trans.manawatu.gen.nz (Renze de Ruiter)
Uploader:     renze trans manawatu gen nz (Renze de Ruiter)
Type:         util/batch
Architecture: m68k-amigaos

A very simple command for use in scripts for checking the state of the internal
serial port's CD line.  A local variable "Carrier" is set to either "Yes" or
"No" depending on the existence of a carrier signal.

Read the header of the included E source code for an example of usage.