1 files changed, 9 insertions, 2 deletions
diff --git a/fileutil.h b/fileutil.h
index 23658ba..88e59ae 100644
--- a/fileutil.h
+++ b/fileutil.h
@@ -1,2 +1,9 @@
-void to_stdout(char *string, ssize_t size);
-int main(int argc, char const *argv[]);
-\ No newline at end of file
+#ifndef _FILEUTIL_H
+#define _FILEUTIL_H
+
+void to_stdout(char *string);
+void to_stderr(char *string);
+void print_file(char *read_path);
+int main(int argc, char const *argv[]);
+
+#endif
+\ No newline at end of file