-#include <stdbool.h>
-
-extern char *fsutil_copyin_file;
-extern int fsutil_copyin_size;
-extern char *fsutil_copyout_file;
-extern char *fsutil_print_file;
-extern char *fsutil_remove_file;
-extern bool fsutil_list_files;
-
-void fsutil_run (void);
-void fsutil_print (const char *filename);
+void fsutil_ls (char **argv);
+void fsutil_cat (char **argv);
+void fsutil_rm (char **argv);
+void fsutil_extract (char **argv);
+void fsutil_append (char **argv);