Put include guard to every header

* ensure include guard to every header
* comment endif guard block

Signed-off-by: Boris Barbulovski <bbarbulovski@gmail.com>
Signed-off-by: Dirk Hohndel <dirk@hohndel.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/file.h b/file.h
index 1e1e07721..2e4d3ebde 100644
--- a/file.h
+++ b/file.h
@@ -19,4 +19,4 @@ extern timestamp_t parse_date(const char *date);
 }
 #endif
 
-#endif
+#endif // FILE_H