MINI

C:/ProgramData/Quest Software/Quest Installer/
files >> C:/ProgramData/Quest Software/Quest Installer/Prerequisites.xml
 <?xml version="1.0" encoding="UTF-8"?>
<PrerequisiteDefinitions>
	<DynamicPrerequisites> 
		 <DynamicPrerequisite name="OS_Version" 
							  type="Registry" 
							  HKey="HKEY_LOCAL_MACHINE"
							  KeyPath="\SOFTWARE\Microsoft\Windows NT\CurrentVersion" 
							  Value_Name="CurrentVersion" 
							  Value_Type="String"/>
		<DynamicPrerequisite name="DotNet_Version" 
							  type="Registry" 
							  HKey="HKEY_LOCAL_MACHINE"
							  KeyPath="\SOFTWARE\Microsoft\NET Framework Setup\NDP\v2.0.50727" 
							  Value_Name="Version" 
							  Value_Type="String"/>
		<DynamicPrerequisite name="MSXML4" 
							 type="File System" 
							 File_Name="msxml4.dll" 
							 File_Path="" 
							 Root_Location="CSIDL_SYSTEM"/>
	</DynamicPrerequisites>
	
	<CompoundPrerequisites>		
		<CompoundPrerequisite name="SOO_DotNet_Check" logic="Or" display_version="2.1.0.0">
			<PrerequisiteTests>
				<PrerequisteTest name="Vista_Or_Above" logic="AND">
					<component_tests>
						<component_test name="OS_Version" min_version="5.9.9.9"/>
					</component_tests>
				</PrerequisteTest>
				<PrerequisteTest name="XP_Or_Below" logic="AND">
					<component_tests>
						<component_test name="OS_Version" max_version="5.9"/>
						<component_test name="DotNet_Version" min_version="2.1"/>
					</component_tests>
				</PrerequisteTest>
			</PrerequisiteTests>
		</CompoundPrerequisite>			
	</CompoundPrerequisites>
</PrerequisiteDefinitions>