if(u->num_neighbors == u->neighbors_size) {
u->neighbors_size += 4096;
u->neighbors = rfx_realloc(u->neighbors, sizeof(SWFGLYPHPAIR)*u->neighbors_size);
}
u->neighbors[u->num_neighbors].char1 = char1;
u->neighbors[u->num_neighbors].char2 = char2;
if(u->num_neighbors == u->neighbors_size) {
u->neighbors_size += 4096;
u->neighbors = rfx_realloc(u->neighbors, sizeof(SWFGLYPHPAIR)*u->neighbors_size);
}
u->neighbors[u->num_neighbors].char1 = char1;
u->neighbors[u->num_neighbors].char2 = char2;