void rrd_graph_init(image_desc_t *);
void rrd_graph_options(int, char **, image_desc_t *);
void rrd_graph_script(int, char **, image_desc_t *, int);
int rrd_graph_check_vname(image_desc_t *, char *, char *);
int rrd_graph_color(image_desc_t *, char *, char *, int);
void rrd_graph_init(image_desc_t *);
void rrd_graph_options(int, char **, image_desc_t *);
void rrd_graph_script(int, char **, image_desc_t *, int);
int rrd_graph_check_vname(image_desc_t *, char *, char *);
int rrd_graph_color(image_desc_t *, char *, char *, int);