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MFC: r342964

Description

MFC: r342964

Sync with OpenBSD.

bc.y: Rev 1.50
- write parse errors to stderr, prompted by Martijn Dekker
- we're only interactive if stdout en stderr are a tty as well as stdin

PR: 234430
Obtained from: OpenBSD

Details

Committed
nyanJan 27 2019, 1:58 PM
Parents
rS343490: MFC: r342964
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