June 15, 2018
https://issues.dlang.org/show_bug.cgi?id=18989

          Issue ID: 18989
           Summary: On OSX32, core.stdc.time.clock() should resolve to
                    clock$UNIX2003()
           Product: D
           Version: D2
          Hardware: x86
                OS: Mac OS X
            Status: NEW
          Severity: normal
          Priority: P1
         Component: druntime
          Assignee: nobody@puremagic.com
          Reporter: bugzilla@digitalmars.com

But it doesn't.

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