erlang/otp — pull request #341 by Etsukata (2014-04-23 12:54:59+00:00)
Title: Add erlang:system_info(tolerant_timeofday)

Add erlang:system_info(tolerant_timeofday), an API to check whether
compensation for sudden changes of system time is enabled or not.

This feature is previously discussed in the erlang-questions ML:
http://erlang.org/pipermail/erlang-questions/2014-March/078389.html