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* This software may be used and distributed according to the terms
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* of the GNU General Public License, incorporated herein by reference.
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#include <linux/errno.h>
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#include <linux/delay.h>
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#include <linux/kernel.h>
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#include <linux/slab.h>
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#include <linux/ioport.h>
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#include <linux/timer.h>
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#include <linux/wait.h>
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#include <linux/isdnif.h>