DLL containing methods for ejectable drive access (CD drive, DVD)

Question

Hello, I am having t rouble finding a windows dll that contains methods for working with ejectable drves (cdrom, etc). Specific, I need to open and close the door of a cdrom drive from code, and if I have multiple drives, to have the possibility to choose. I have found somenthing, but is a dll provided by windows media and does not satisfies my needs. Can anybody help me? [email protected]