buffer = ByteArray(minBufSize)
while (status === true) {
    buffer?.let { buffer ->
        minBufSize = recorder.read(buffer, 0, buffer.size)
        System.out.println("MinBufferSize: " + minBufSize)
    }
}

error: none of the following functions can be called with the arguments supplied:
public open fun read(p0: ByteBuffer!, p1: Int, p2: Int): Int defined in android.media.AudioRecord
public open fun read(p0: ByteArray!, p1: Int, p2: Int): Int defined in android.media.AudioRecord
public open fun read(p0: ShortArray!, p1: Int, p2: Int): Int defined in android.media.AudioRecord
                                    minBufSize = recorder.read(buffer, 0, buffer.size)