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Get_Environment(4)
CDE


NAME
  Get_Environment - get a tool's environment

SYNOPSIS
  Get_Environment(in string variable,
			  out string value
			  [...]);

DESCRIPTION
  The Get_Environment request reports the value of the indicated environment
  variable(s).

  The variable argument is the name of the environment variable to get.

  The value argument is the value of the environment variable.	If no value
  (in other words, (char*)0 is returned for this argument, then the variable
  was not present in the handler's environment.	 This condition is not an
  error.  If an empty string (in other words, "") is returned for this
  argument, then the variable was present in the handler's environment, but
  had a null value.

APPLICATION USAGE
  The ttdt_session_join(3), function can be used to register for, and
  transparently process, the Get_Environment request.

SEE ALSO
  ttdt_session_join(3); Set_Environment request.