111 int Proutespline(Pedge_t * edges, int edgen, Ppolyline_t input,  in Proutespline()  argument
130     if (!(p2es = (p2e_t *) malloc(sizeof(p2e_t) * (p2en = edgen * 2)))) {  in Proutespline()
134     for (ei = 0, p2ei = 0; ei < edgen; ei++) {  in Proutespline()
176     if (reallyroutespline(edges, edgen, inps, inpn, evs[0], evs[1]) == -1)  in Proutespline()
194 static int reallyroutespline(Pedge_t * edges, int edgen,  in reallyroutespline()  argument
227     if (splinefits(edges, edgen, p1, v1, p2, v2, inps, inpn))  in reallyroutespline()
242     reallyroutespline(edges, edgen, inps, spliti + 1, ev0, splitv);  in reallyroutespline()
243     reallyroutespline(edges, edgen, &inps[spliti], inpn - spliti, splitv,  in reallyroutespline()
303 static int splinefits(Pedge_t * edges, int edgen, Ppoint_t pa,  in splinefits()  argument
347 	if (splineisinside(edges, edgen, &sps[0])) {  in splinefits()
379 static int splineisinside(Pedge_t * edges, int edgen, Ppoint_t * sps)  in splineisinside()  argument
387     for (ei = 0; ei < edgen; ei++) {  in splineisinside()