
int map_setup_proxy(int n_proj, char* ellipsoid_name);
int vlamb(int n_proj, double rlong0, double rlat0, double pha, double phb);
int lamb(int n_proj, double lon, double lat, double *x, double *y);
int ilamb(int n_proj, double *lon, double *lat, double x, double y);
