const struct libusb_interface *inter;
const struct libusb_interface_desctiptor *interdesc;
printf("Interface Number: %d \n", (int)interdesc->num_altsetting);
最后的printf语句报错 错误信息是
error: dereferencing pointer to incomplete type
这个错误是怎么回事 各位大侠有知道的么 告诉小弟下