@ -1,5 +1,5 @@
#include <unistd.h>
#include <sys/fcntl.h>
#include <fcntl.h>
#include "open.h"
extern int open_append(const char *filename) {
extern int open_excl(const char *filename) {
extern int open_read(const char *filename) {
extern int open_trunc(const char *filename) {
extern int open_write(const char *filename) {