5 files changed, 6 insertions, 6 deletions
diff --git a/include/gensvm_base.h b/include/gensvm_base.h
index 72371df..367a1b2 100644
--- a/include/gensvm_base.h
+++ b/include/gensvm_base.h
@@ -173,12 +173,12 @@ struct GenWork {
 };
 
 // function declarations
-struct GenModel *gensvm_init_model();
+struct GenModel *gensvm_init_model(void);
 void gensvm_allocate_model(struct GenModel *model);
 void gensvm_reallocate_model(struct GenModel *model, long n, long m);
 void gensvm_free_model(struct GenModel *model);
 
-struct GenData *gensvm_init_data();
+struct GenData *gensvm_init_data(void);
 void gensvm_free_data(struct GenData *data);
 
 struct GenWork *gensvm_init_work(struct GenModel *model);
diff --git a/include/gensvm_grid.h b/include/gensvm_grid.h
index 900a62a..0f4319e 100644
--- a/include/gensvm_grid.h
+++ b/include/gensvm_grid.h
@@ -115,7 +115,7 @@ struct GenGrid {
 };
 
 // function declarations
-struct GenGrid *gensvm_init_grid();
+struct GenGrid *gensvm_init_grid(void);
 void gensvm_free_grid(struct GenGrid *grid);
 
 #endif
diff --git a/include/gensvm_queue.h b/include/gensvm_queue.h
index c680ebf..441b4a9 100644
--- a/include/gensvm_queue.h
+++ b/include/gensvm_queue.h
@@ -54,7 +54,7 @@ struct GenQueue {
 };
 
 // function declarations
-struct GenQueue *gensvm_init_queue();
+struct GenQueue *gensvm_init_queue(void);
 void gensvm_free_queue(struct GenQueue *q);
 struct GenTask *get_next_task(struct GenQueue *q);
 
diff --git a/include/gensvm_sparse.h b/include/gensvm_sparse.h
index f897889..ed80cf2 100644
--- a/include/gensvm_sparse.h
+++ b/include/gensvm_sparse.h
@@ -68,7 +68,7 @@ struct GenSparse {
 	///< column indices, should be of length nnz
 };
 
-struct GenSparse *gensvm_init_sparse();
+struct GenSparse *gensvm_init_sparse(void);
 void gensvm_free_sparse(struct GenSparse *sp);
 long gensvm_count_nnz(double *A, long rows, long cols);
 bool gensvm_nnz_comparison(long nnz, long rows, long cols);
diff --git a/include/gensvm_task.h b/include/gensvm_task.h
index 77db463..3e180da 100644
--- a/include/gensvm_task.h
+++ b/include/gensvm_task.h
@@ -85,7 +85,7 @@ struct GenTask {
 	///< performance after cross validation
 };
 
-struct GenTask *gensvm_init_task();
+struct GenTask *gensvm_init_task(void);
 struct GenTask *gensvm_copy_task(struct GenTask *t);
 void gensvm_free_task(struct GenTask *t);
 void gensvm_task_to_model(struct GenTask *task, struct GenModel *model);