[Issue 18596] std.random.unpredictableSeed could use something better than MinstdRand0

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=18596

--- Comment #2 from github-bugzilla at puremagic.com ---
Commits pushed to master at https://github.com/dlang/phobos

https://github.com/dlang/phobos/commit/f39686c771955c912273f9f15d2ae37862f885a8
Partially Fix Issue 18596: use arc4random when available for unpredictableSeed

https://github.com/dlang/phobos/commit/b87d28f2c77e0d56e313fa120e3cab2198dde24f
Merge pull request #6267 from n8sh/unpredictableSeedOf-arc4random

Partially Fix Issue 18596: use arc4random when available for unpredictableSeed
merged-on-behalf-of: unknown

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