2.2.4.17 EnvironmentVariableList

 <xs:complexType name="EnvironmentVariableList">
   <xs:sequence
     maxOccurs="unbounded"
   >
     <xs:element name="Variable"
       type="EnvironmentVariable"
      />
   </xs:sequence>
 </xs:complexType>

Variable: The starting set of environment variables that the shell will use. Each environment variable MUST be individually defined. For more information, see section 2.2.4.16.