David 'Digit' Turner cb7e8c5ef3 libc: update alarm() implementation to return 0 on error.
This matches the GLibc behaviour, and allows alarm(0xFFFFFFFF) to return 0.

Change-Id: I419aa71b27d6bb2015d15ba6b6112bf62eadcbb8
2010-07-08 17:20:29 -07:00
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