#ifndef __USEREXTERNS_H__
#define __USEREXTERNS_H__

extern int             KMAX2, KMIN, KMAX;
extern struct octtree *root;
extern int             NPOINT;
extern int             OUTRANGE;
extern int             NPT;

extern int             nsizr, nsizc, nsizl, total;


extern char           *input;
extern char           *cellinp;
extern char           *cellout;
extern char           *scol;
extern char           *maskmap;
extern char           *mapset;
extern char	      *devi;
extern char           *outz,*gradient,*aspect1,*aspect2,*ncurv,*gcurv,*mcurv;
extern char           *cvdev;


extern double ns_res, ew_res, tb_res;
extern struct BM *bitmask;
extern double *az, *adx, *ady, *adz, *adxx, *adyy, *adxy, *adxz, *adyz, *adzz;
extern double  ertot,ertre,zminac,zmaxac,dmin,wmult,zmult,zminacell,zmaxacell;


extern double          DETERM;
extern int             NERROR, cond1, cond2;

extern FILE           *fdinp, *fdzout, *fd4;
extern int             fdcell,fdcout;

extern int            sdisk,disk;
extern FILE *Tmp_fd_z;
extern char *Tmp_file_z;
extern FILE *Tmp_fd_dx;
extern char *Tmp_file_dx;
extern FILE *Tmp_fd_dy;
extern char *Tmp_file_dy;
extern FILE *Tmp_fd_xx;
extern char *Tmp_file_xx;
extern FILE *Tmp_fd_yy;
extern char *Tmp_file_yy;
extern FILE *Tmp_fd_xy;
extern char *Tmp_file_xy; 
extern FILE *Tmp_fd_dz;
extern char *Tmp_file_dz;
extern FILE *Tmp_fd_cell;
extern char *Tmp_file_cell;

extern struct Cell_head cellhd;

#endif