---
UID: NF:faxcomex.IFaxInboundRoutingExtension.get_MajorBuild
title: IFaxInboundRoutingExtension::get_MajorBuild (faxcomex.h)
description: The IFaxInboundRoutingExtension::get_MajorBuild property is a value that specifies the major part of the build number for the fax routing extension's DLL.
old-location: fax\_mfax_faxinboundroutingextension_cpp_mfax_faxinboundroutingextension_majorbuild_cpp.htm
tech.root: Fax
ms.assetid: VS|fax|~\fax\faxinta_n_0eas.htm
ms.date: 12/05/2018
ms.keywords: IFaxInboundRoutingExtension interface [Fax Service],MajorBuild property, IFaxInboundRoutingExtension.MajorBuild, IFaxInboundRoutingExtension.get_MajorBuild, IFaxInboundRoutingExtension::MajorBuild, IFaxInboundRoutingExtension::get_MajorBuild, MajorBuild property [Fax Service], MajorBuild property [Fax Service],IFaxInboundRoutingExtension interface, _mfax_faxinboundroutingextension.majorbuild, fax._mfax_faxinboundroutingextension_cpp_mfax_faxinboundroutingextension_majorbuild_cpp, fax._mfax_faxinboundroutingextension_majorbuild, faxcomex/IFaxInboundRoutingExtension::MajorBuild, faxcomex/IFaxInboundRoutingExtension::get_MajorBuild, get_MajorBuild
f1_keywords:
- faxcomex/IFaxInboundRoutingExtension.MajorBuild
dev_langs:
- c++
req.header: faxcomex.h
req.include-header: 
req.target-type: Windows
req.target-min-winverclnt: Windows XP [desktop apps only]
req.target-min-winversvr: Windows Server 2003 [desktop apps only]
req.kmdf-ver: 
req.umdf-ver: 
req.ddi-compliance: 
req.unicode-ansi: 
req.idl: 
req.max-support: 
req.namespace: 
req.assembly: 
req.type-library: 
req.lib: 
req.dll: Fxscomex.dll
req.irql: 
topic_type:
- APIRef
- kbSyntax
api_type:
- COM
api_location:
- Fxscomex.dll
api_name:
- IFaxInboundRoutingExtension.MajorBuild
- IFaxInboundRoutingExtension.get_MajorBuild
- IFaxInboundRoutingExtension.get_MajorBuild
targetos: Windows
req.typenames: 
req.redist: 
ms.custom: 19H1
---

# IFaxInboundRoutingExtension::get_MajorBuild


## -description


The <b>IFaxInboundRoutingExtension::get_MajorBuild</b> property is a value that specifies the major part of the build number for the fax routing extension's DLL.

This property is read-only.


## -parameters


## -remarks



The standard format for build numbers is MajorVersion.MinorVersion.MajorBuild.MinorBuild.




## -see-also




<a href="https://docs.microsoft.com/previous-versions/windows/desktop/fax/-mfax-faxinboundroutingextension">FaxInboundRoutingExtension</a>



<a href="https://docs.microsoft.com/previous-versions/windows/desktop/api/faxcomex/nn-faxcomex-ifaxinboundroutingextension">IFaxInboundRoutingExtension</a>



<a href="https://docs.microsoft.com/previous-versions/windows/desktop/fax/-mfax-managing-routing-extensions-and-routing-methods">Visual Basic Example</a>
 

 

