};
-void block_allocator_init();
-void block_allocator_free();
-u32 allocate_block();
+void block_allocator_init(void);
+void block_allocator_free(void);
+u32 allocate_block(void);
struct block_allocation *allocate_blocks(u32 len);
int block_allocation_num_regions(struct block_allocation *alloc);
int block_allocation_len(struct block_allocation *alloc);
u16 get_directories(int bg);
u16 get_bg_flags(int bg);
void init_unused_inode_tables(void);
-u32 allocate_inode();
+u32 allocate_inode(void);
void free_alloc(struct block_allocation *alloc);
int reserve_oob_blocks(struct block_allocation *alloc, int blocks);
int advance_blocks(struct block_allocation *alloc, int blocks);
void rewind_alloc(struct block_allocation *alloc);
void append_region(struct block_allocation *alloc,
u32 block, u32 len, int bg);
-struct block_allocation *create_allocation();
+struct block_allocation *create_allocation(void);
int append_oob_allocation(struct block_allocation *alloc, u32 len);
void print_blocks(FILE* f, struct block_allocation *alloc);