/*  Get free channel  */

#include "cstat.h"

#define	MAXCHAN	14

_getchn()
{
	int		chan;
	struct cstat	cstblk;

	for ( chan=0; chan<=MAXCHAN; ++chan )
		if ( _cstat(chan,&cstblk) < 0 )
			return(chan);
	return(-1);
}