#include "pngspark.h" int pngspark_init(struct pngspark *ps, int fd, int height, const char *color) { ps->fd = fd; ps->height = height; (void)color; return 0; } int pngspark_append(struct pngspark *ps, double value) { (void)ps; (void)value; return 0; } int pngspark_end(struct pngspark *ps) { (void)ps; return 0; }