private boolean isContainerAlreadyNestedInsideAPrelinkFS() {
		FSRL container = getFSRL().getFS().getContainer();
		return container != null && container.getFS().getProtocol().equals(IOS_PRELINK_FSTYPE);
	}
Checks to see if this file system is contained in another PRELINK file system.

@return True if this file system is contained in another PRELINK file system; otherwise, false.
Ghidra/Features/FileFormats/src/main/java/ghidra/file/formats/ios/prelink/MachoPrelinkFileSystem.java