v><div id="withUnsafeMutablePointers-2e1a2daef6dc5c79ef9a3e2c842bd19f" class="declaration"><a class="toggle-link" href="#comment-withUnsafeMutablePointers-2e1a2daef6dc5c79ef9a3e2c842bd19f">func withUnsafeMutablePointers(_ body: (UnsafeMutablePointer&lt;Header>, UnsafeMutablePointer&lt;Element>) throws -> R) rethrows -> R</a> <span class="required">Required</span><div class="comment collapse in" id="comment-withUnsafeMutablePointers-2e1a2daef6dc5c79ef9a3e2c842bd19f"><p>Call <code>body</code> with <code>Unsaf