[Issue 8859] Solaris port of the toolchain

[d-bugmail at puremagic.com]

https://issues.dlang.org/show_bug.cgi?id=8859
Issue 8859 depends on issue 13058, which changed state.

Issue 13058 Summary: Thread priority handling doesn't work in Solaris
https://issues.dlang.org/show_bug.cgi?id=13058

           What    |Removed                     |Added
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             Status|NEW                         |RESOLVED
         Resolution|---                         |FIXED

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