tell - Return current access position for an open file
tell fileId
Returns a decimal string giving the current access position in
fileId.
FileId must have been the return
value from a previous call to open, or it may be stdin,
stdout, or stderr to refer to one of the standard I/O
channels.
access position, file
Copyright © 1993 The Regents of the University of California.
Copyright © 1994 Sun Microsystems, Inc.
Copyright © 1995 Roger E. Critchlow Jr.