get_control      3163 contrib/tools/pngfix.c static struct file *get_control(png_const_structrp png_ptr);
get_control      3168 contrib/tools/pngfix.c    stop(get_control(png_ptr),  LIBPNG_ERROR_CODE, message);
get_control      3174 contrib/tools/pngfix.c    struct file *file = get_control(png_ptr);
get_control      3187 contrib/tools/pngfix.c    struct file *file = get_control(png_ptr);