313
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void Vect_break_lines(struct Map_info *, int, struct Map_info *);
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int Vect_break_lines_list(struct Map_info *, struct ilist *, struct ilist *,
324
int Vect_merge_lines(struct Map_info *, int, int *, struct Map_info *);
316
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void Vect_break_polygons(struct Map_info *, int, struct Map_info *);
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void Vect_remove_duplicates(struct Map_info *, int, struct Map_info *);
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int Vect_line_check_duplicate(const struct line_pnts *,