RIO_CANCL - Close a file and cancel the parameter

Description:

Close any open file that is associated with the parameter and cancel the parameter.

Invocation:

CALL RIO_CANCL( PNAME, STATUS )

Arguments:

PNAME = CHARACTER $*$ ( $*$ ) (Given)

Expression giving the name of a file parameter which has previously been associated with a file using RIO_ASSOC.

STATUS = INTEGER (Given and Returned)

The global status.

Notes:

• If STATUS is not SAI__OK on input, then the routine will still attempt to execute, but will return with STATUS set to the import value.