<html><head><metahttp-equiv="X-UA-Compatible"content="IE=edge"/><linkrel="shortcut icon"href="../icons/favicon.ico"/><linkrel="stylesheet"type="text/css"href="../styles/branding.css"/><linkrel="stylesheet"type="text/css"href="../styles/branding-en-US.css"/><scripttype="text/javascript"src="../scripts/branding.js"></script><metahttp-equiv="Content-Type"content="text/html; charset=UTF-8"/><title>void_ptr.Zero Field</title><metaname="Language"content="en-us"/><metaname="System.Keywords"content="Zero field"/><metaname="System.Keywords"content="void_ptr.Zero field"/><metaname="Microsoft.Help.F1"content="Math.Gmp.Native.void_ptr.Zero"/><metaname="Microsoft.Help.Id"content="F:Math.Gmp.Native.void_ptr.Zero"/><metaname="Description"content="Gets a null void_ptr."/><metaname="Microsoft.Help.ContentType"content="Reference"/><metaname="BrandingAware"content="true"/><metaname="container"content="Math.Gmp.Native"/><metaname="file"content="3fce2dbc-bac6-d24f-d6d4-84454567b8f5"/><metaname="guid"content="3fce2dbc-bac6-d24f-d6d4-84454567b8f5"/><linkrel="stylesheet"type="text/css"href="../styles/branding-Website.css"/><scripttype="text/javascript"src="../scripts/jquery-1.11.0.min.js"></script><scripttype="text/javascript"src="../scripts/branding-Website.js"></script><scripttype="text/javascript"src="../scripts/clipboard.min.js"></script></head><bodyonload="OnLoad('cs')"><inputtype="hidden"id="userDataCache"class="userDataStyle"/><divclass="pageHeader"id="PageHeader">GMP Native Interface for .NET<formid="SearchForm"method="get"action="#"onsubmit="javascript:TransferToSearchPage(); return false;"><inputid="SearchTextBox"type="text"maxlength="200"/><buttonid="SearchButton"type="submit"></button></form></div><divclass="pageBody"><divclass="leftNav"id="leftNav"><divid="tocNav"><divclass="toclevel0"data-toclevel="0"><aclass="tocCollapsed"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="846f5c8a-6cba-433e-9f18-cde2ff5695cd.htm"title="GMP Native Interface for .NET"tocid="roottoc">GMP Native Interface for .NET</a></div><divclass="toclevel0"data-toclevel="0"><aclass="tocCollapsed"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="d9c51b9f-0c54-770b-28ea-6eebd8fef368.htm"title="Math.Gmp.Native"tocid="d9c51b9f-0c54-770b-28ea-6eebd8fef368">Math.Gmp.Native</a></div><divclass="toclevel0"data-toclevel="0"><aclass="tocCollapsed"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="e200d734-044d-4cc7-acc7-2333d7cf3c9a.htm"title="void_ptr Structure"tocid="e200d734-044d-4cc7-acc7-2333d7cf3c9a">void_ptr Structure</a></div><divclass="toclevel1"data-toclevel="1"data-childrenloaded="true"><aclass="tocExpanded"onclick="javascript: Toggle(this);"href="#!"/><adata-tochassubtree="true"href="12a4c9d6-02cf-e913-816e-ad530e77722c.htm"title="void_ptr Fields"tocid="12a4c9d6-02cf-e913-816e-ad530e77722c">void_ptr Fields</a></div><divclass="toclevel2 current"data-toclevel="2"><adata-tochassubtree="false"href="3fce2dbc-bac6-d24f-d6d4-84454567b8f5.htm"title="Zero Field"tocid="3fce2dbc-bac6-d24f-d6d4-84454567b8f5">Zero Field</a></div></div><divid="tocResizableEW"onmousedown="OnMouseDown(event);"></div><divid="TocResize"class="tocResize"><imgid="ResizeImageIncrease"src="../icons/TocOpen.gif"onclick="OnIncreaseToc()"alt="Click or drag to resize"title="Click or drag to resize"/><imgid="ResizeImageReset"src="../icons/TocClose.gif"style="display:none"onclick="OnResetToc()"alt="Click or drag to resize"title="Click or drag to resize"/></div></div><divclass="topicContent"id="TopicContent"><tableclass="titleTable"><tr><tdclass="titleColumn">void_ptr<spanid="LST721C7767_0"></span><scripttype="text/javascript">AddLanguageSpecificTextSet("LST721C7767_0?cpp=::|nu=.");</script>Zero Field</td></tr></table><spanclass="introStyle"></span><divclass="summary">