<Signatures>
<Signature guid="e6c4375b9bc14eb40a7f36f887443115" type="OtherSignature">
<MultipleInstance>
<Iterator export="true" name="INSTALL_PATH">
<FindFilePathEx name="MYFILE.txt"/>
</Iterator>
<Instance>
<Variable export="false" name="file_read">
<ReadFile path="$(INSTALL_PATH)MYFILE.txt"/>
</Variable>
<Variable name="IS_INSTALLED">
<Contains inputString="$(file_read)" position="contains" searchedString="MYAPP_version=1.3"/>
</Variable>
</Instance>
</MultipleInstance>
</Signature>
</Signatures>