1 files changed, 1 insertions, 0 deletions
diff --git a/pk/file.h b/pk/file.h
index 0d942b2..c9f7ce4 100644
--- a/pk/file.h
+++ b/pk/file.h
@@ -31,6 +31,7 @@ ssize_t file_pread(file_t* f, void* buf, size_t n, off_t off);
 ssize_t file_write(file_t* f, const void* buf, size_t n);
 ssize_t file_read(file_t* f, void* buf, size_t n);
 ssize_t file_lseek(file_t* f, size_t ptr, int dir);
+int file_truncate(file_t* f, off_t len);
 int file_stat(file_t* f, struct stat* s);
 int fd_close(int fd);