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1.1 ! root 1: .\" Copyright (c) 1980, 1990 The Regents of the University of California. ! 2: .\" All rights reserved. ! 3: .\" ! 4: .\" Redistribution and use in source and binary forms are permitted provided ! 5: .\" that: (1) source distributions retain this entire copyright notice and ! 6: .\" comment, and (2) distributions including binaries display the following ! 7: .\" acknowledgement: ``This product includes software developed by the ! 8: .\" University of California, Berkeley and its contributors'' in the ! 9: .\" documentation or other materials provided with the distribution and in ! 10: .\" all advertising materials mentioning features or use of this software. ! 11: .\" Neither the name of the University nor the names of its contributors may ! 12: .\" be used to endorse or promote products derived from this software without ! 13: .\" specific prior written permission. ! 14: .\" THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY EXPRESS OR IMPLIED ! 15: .\" WARRANTIES, INCLUDING, WITHOUT LIMITATION, THE IMPLIED WARRANTIES OF ! 16: .\" MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. ! 17: .\" ! 18: .\" @(#)biff.1 6.4 (Berkeley) 7/24/90 ! 19: .\" ! 20: .Dd July 24, 1990 ! 21: .Dt BIFF 1 ! 22: .Os BSD 4 ! 23: .Sh NAME ! 24: .Nm biff ! 25: .Nd be\ notified\ if mail arrives and who it is from ! 26: .Sh SYNOPSIS ! 27: .Nm biff ! 28: .Op Cm yn ! 29: .Sh DESCRIPTION ! 30: .Nm Biff ! 31: informs the system whether you want to be notified when mail arrives ! 32: during the current terminal session. ! 33: The command ! 34: .Pp ! 35: .Dl biff y ! 36: .Pp ! 37: enables notification; the command ! 38: .Pp ! 39: .Dl biff n ! 40: .Pp ! 41: disables it. ! 42: When mail notification is enabled, the header and first few lines of ! 43: the message will be printed on your screen whenever mail arrives. ! 44: A ! 45: .Ql biff y ! 46: command is often included in the file ! 47: .Pa \&.login ! 48: or ! 49: .Pa \&.profile ! 50: to be executed at each login. ! 51: .Pp ! 52: .Nm Biff ! 53: operates asynchronously. ! 54: For synchronous notification use the ! 55: .Ar MAIL ! 56: variable of ! 57: .Xr sh 1 ! 58: or the ! 59: .Ar mail ! 60: variable of ! 61: .Xr csh 1 . ! 62: .Sh SEE ALSO ! 63: .Xr csh 1 , ! 64: .Xr mail 1 , ! 65: .Xr sh 1 , ! 66: .Xr comsat 8 ! 67: .Sh HISTORY ! 68: .Nm biff ! 69: appeared in the 4.0 BSD release.
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