Geografic-Information-System/display/d.measure/local_proto.h

/* draw_line.c */
int draw_line(int, int, int, int, int, int);

/* msurements.c */
int measurements(int, int, int, int, int);
int print_en(double, double, int);
int print_length(double, int, int);
int add_point(double **, double **, int *, int *, double, double);