AND/OR Conditional Profile

[raghurajan . x . gurunathan]

Hi All 

 Is that possible to activate profile based on conditional
        Like shown below i want to actiate QA-Prof profile, if my 
operating system is solaris AND build.env  has the value of Qa ??
 

        <profile>
        <id>QA-Prof</id>
        <activation>
                <os>
                        <name>solaris</name>
                        <family>unix</family>
                </os>
                <property>
                        <name>build.env</name>
                        <value>Qa</value>
                </property>
        </activation>

Any one done this? any sample?

Thanks,
Raghu