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<concept id="GUID-7FF363B0-B05F-5490-8D9C-59061B905381" xml:lang="en"><title>How

to build ROMs with variants</title><prolog><metadata><keywords/></metadata></prolog><conbody>

<p>A variant will define hundreds of features. Use <codeph>BUILDROM</codeph>,

to build a ROM for a variant. BUILDROM is the unified Symbian platform ROM

building tool. </p>

<section><title>ROM building specifications </title><p>A variant configuration

will be defined in <filepath>.var</filepath> file. Specify the VAR file name

along with the <codeph>FEATUREVARIANT</codeph> keyword. </p><p>For example,

if <filepath>myvar.var</filepath> is the VAR file name for variant <codeph>myvar</codeph>,

then use: </p><codeblock id="GUID-7AA78362-82AD-5F0A-96B9-030B724A6554" xml:space="preserve">buildrom [options] –DFEATUREVARIANT=myvar &lt;obey1&gt; [&lt;obey2&gt; ...]</codeblock><note> For more information on BUILDROM, refer to <b>BUILDROM reference</b> documentation

in <xref href="http://developer.symbian.org" scope="external">http://developer.symbian.org</xref>.</note></section>

</conbody></concept>