usr\sap\SID\JXX\j2ee\cluster\apps\sap.com\YOUR_APPLICATION_NAME(e.g. com.sap.portal.usermanagement)\servlet_jsp\YOUR_APPLICATION_NAME\root\WEB-INF\lib
2) com.sap.portal.pcd.glserviceapi.jar
3) com.sap.portal.pcmbuilderserviceapi.jar
There are no such file as far I know, you mean com.sap.portal.pcd.glservice_api resp looking for appropriate war's?
cheers