Arguments

 

display-id

   OpenVMS usage:identifier
   type:         longword (unsigned)
   access:       read only
   mechanism:    by reference

   Identifies the virtual display from which characters are to be
   deleted. The display-id argument is the address of an unsigned
   longword that contains the display identifier.

   The display identifier is returned by SMG$CREATE_VIRTUAL_DISPLAY.
 

number-of-characters

   OpenVMS usage:longword_signed
   type:         longword (signed)
   access:       read only
   mechanism:    by reference

   Specifies the number of characters to be deleted. The number-
   of-characters argument is the address of a signed longword that
   contains the number of characters to be deleted.
 

start-row

   OpenVMS usage:longword_signed
   type:         longword (signed)
   access:       read only
   mechanism:    by reference

   Specifies the row position at which to start the deletion. The
   start-row argument is the address of a signed longword that
   contains the row number at which to start the deletion.
 

start-column

   OpenVMS usage:longword_signed
   type:         longword (signed)
   access:       read only
   mechanism:    by reference

   Specifies the column position at which to start the deletion. The
   start-column argument is the address of a signed longword that
   contains the column position at which to start the deletion.