question about a level2 benchmark

[jinz2014]

I tried to build the benchmark and the compiler reports the errors

cd yolo/src
nvcc -I../include -O3 *.c *.cu

compare.c: In function ‘train_compare’:
compare.c:17:19: error: invalid initializer
   17 |     network net = parse_network_cfg(cfgfile);
      |                   ^~~~~~~~~~~~~~~~~
compare.c:54:36: error: incompatible type for argument 1 of ‘train_network’
   54 |         float loss = train_network(net, train);
      |                                    ^~~
      |                                    |
      |                                    network {aka struct network}
In file included from network.h:4,
                 from compare.c:3:
../include/darknet.h:764:30: note: expected ‘network *’ {aka ‘struct network *’} but argument is of type ‘network’ {aka ‘struct network’}
  764 | float train_network(network *net, data d);
      |                     ~~~~~~~~~^~~
compare.c:62:26: error: incompatible type for argument 1 of ‘save_weights’
   62 |             save_weights(net, buff);
      |                          ^~~
      |                          |
      |                          network {aka struct network}
In file included from network.h:4,
                 from compare.c:3:
../include/darknet.h:683:28: note: expected ‘network *’ {aka ‘struct network *’} but argument is of type ‘network’ {aka ‘struct network’}
  683 | void save_weights(network *net, char *filename);
      |                   ~~~~~~~~~^~~
compare.c:69:26: error: incompatible type for argument 1 of ‘save_weights’
   69 |             save_weights(net, buff);
      |                          ^~~
      |                          |
      |                          network {aka struct network}
In file included from network.h:4,
                 from compare.c:3:
../include/darknet.h:683:28: note: expected ‘network *’ {aka ‘struct network *’} but argument is of type ‘network’ {aka ‘struct network’}
  683 | void save_weights(network *net, char *filename);
      |                   ~~~~~~~~~^~~
compare.c:75:18: error: incompatible type for argument 1 of ‘free_network’
   75 |     free_network(net);
      |                  ^~~
      |                  |
      |                  network {aka struct network}
In file included from network.h:4,
                 from compare.c:3:
../include/darknet.h:691:28: note: expected ‘network *’ {aka ‘struct network *’} but argument is of type ‘network’ {aka ‘struct network’}
  691 | void free_network(network *net);
      |                   ~~~~~~~~~^~~
compare.c: In function ‘validate_compare’:
compare.c:84:19: error: invalid initializer
   84 |     network net = parse_network_cfg(filename);
      |                   ^~~~~~~~~~~~~~~~~
compare.c:130:44: error: incompatible type for argument 1 of ‘network_predict_data’
  130 |         matrix pred = network_predict_data(net, val);
      |                                            ^~~
      |                                            |
      |                                            network {aka struct network}
In file included from network.h:4,
                 from compare.c:3:
../include/darknet.h:737:38: note: expected ‘network *’ {aka ‘struct network *’} but argument is of type ‘network’ {aka ‘struct network’}
  737 | matrix network_predict_data(network *net, data test);
      |                             ~~~~~~~~~^~~
compare.c: In function ‘bbox_comparator’:
compare.c:182:42: error: incompatible type for argument 1 of ‘network_predict’
  182 |     float *predictions = network_predict(net, X);
      |                                          ^~~
      |                                          |
      |                                          network {aka struct network}
In file included from network.h:4,
                 from compare.c:3:
../include/darknet.h:740:33: note: expected ‘network *’ {aka ‘struct network *’} but argument is of type ‘network’ {aka ‘struct network’}
  740 | float *network_predict(network *net, float *input);
      |                        ~~~~~~~~~^~~
compare.c: In function ‘bbox_fight’:
compare.c:211:42: error: incompatible type for argument 1 of ‘network_predict’
  211 |     float *predictions = network_predict(net, X);
      |                                          ^~~
      |                                          |
      |                                          network {aka struct network}
In file included from network.h:4,
                 from compare.c:3:
../include/darknet.h:740:33: note: expected ‘network *’ {aka ‘struct network *’} but argument is of type ‘network’ {aka ‘struct network’}
  740 | float *network_predict(network *net, float *input);
      |                        ~~~~~~~~~^~~
compare.c: In function ‘SortMaster3000’:
compare.c:230:19: error: invalid initializer
  230 |     network net = parse_network_cfg(filename);
      |                   ^~~~~~~~~~~~~~~~~
compare.c: In function ‘BattleRoyaleWithCheese’:
compare.c:262:19: error: invalid initializer
  262 |     network net = parse_network_cfg(filename);
      |                   ^~~~~~~~~~~~~~~~~