https://issues.dlang.org/show_bug.cgi?id=19781

          Issue ID: 19781
           Summary: etc.c.zlib should be @nogc
           Product: D
           Version: D2
          Hardware: x86_64
                OS: Linux
            Status: NEW
          Severity: normal
          Priority: P1
         Component: phobos
          Assignee: nobody@puremagic.com
          Reporter: stojkovic.igor@gmail.com

The issue https://issues.dlang.org/show_bug.cgi?id=13572 added nothrow but we should also add @nogc to the whole module.

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