Description:
A character string is returned that
will clear the text screen if written to the specified device (normally a terminal). The string may
contain control characters.
If no string is available a length of zero is returned.
Invocation
CALL GNS_IETG( IWKID, TXT, LTXT,
STATUS )
Arguments
IWKID = INTEGER (Given)
GKS workstation identifier
TXT =
CHARACTER(GNS__SZTXT)
(Returned)
Text string
LTXT = INTEGER (Returned)
Length of text string
STATUS = INTEGER
(Given and Returned)
The global status
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