https://issues.dlang.org/show_bug.cgi?id=23741

          Issue ID: 23741
           Summary: Functions in core.sys.windows.dbghelp should be marked
                    @nogc nothrow
           Product: D
           Version: D2
          Hardware: All
                OS: Windows
            Status: NEW
          Severity: normal
          Priority: P1
         Component: druntime
          Assignee: nobody@puremagic.com
          Reporter: jack@jackstouffer.com

The function type aliases in core.sys.windows.dbghelp are Win32 functions and do not allocate gc memory or throw exceptions.

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