eof - Check for end of file condition on channel
eof channelId
Returns 1 if an end of file condition occurred during the most
recent input operation on channelId (such as gets),
0 otherwise.
channel, end of file
Copyright © 1993 The Regents of the University of California.
Copyright © 1994-1996 Sun Microsystems, Inc.
Copyright © 1995, 1996 Roger E. Critchlow Jr.