unmount
open fun unmount(flags: MountUnmountFlags, cancellable: Cancellable? = null, callback: AsyncReadyCallback)
Unmounts a mount. This is an asynchronous operation, and is finished by calling g_mount_unmount_finish() with the @mount and #GAsyncResult data returned in the @callback.
Parameters
flags
flags affecting the operation
cancellable
optional #GCancellable object, null to ignore.
callback
a #GAsyncReadyCallback, or null.