tail: fix reading from terminal on OpenBSD. #658
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isseekable function taken from 9front commit 1c835e37 by ftrvxmtrx.
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isseekable function taken from 9front commit 1c835e37 by ftrvxmtrx.
Fixes #499. I tested
tail +1con OpenBSD and DragonFlyBSD and in both cases the bug was present and this commit fixes it. I have not tried it on Linux.I haven't tested much other than
tail +1cor tried to really understand the source of the problem with the previous seekable test.