Ian Dowse ff5e109e47 Make dump's behaviour more sensible when the output file is a fifo.
Normally trewind() performs a close-open-close cycle to rewind the
tape when closing the device, but this is not ideal for fifos. We
now skip the final open-close if the output descriptor is a fifo.

PR:		bin/25474
Submitted by:	Alex Bakhtin <bakhtin@amt.ru>
MFC after:	1 week
2002-02-11 00:50:50 +00:00
..
2001-12-04 02:19:58 +00:00
2001-09-05 15:37:01 +00:00