dbox: Compiler warning fix if trying to include dbox-file.h directly.

diff --git a/src/lib-storage/index/dbox-common/dbox-file.h b/src/lib-storage/index/dbox-common/dbox-file.h
index 647091539455649b977d2cd70871acf3bfd592cb..bb7b81d0af105362fce2b6f2a2b5dce826491734 100644 (file)
--- a/src/lib-storage/index/dbox-common/dbox-file.h
+++ b/src/lib-storage/index/dbox-common/dbox-file.h
@@ -27,6 +27,7 @@
 #endif
 
 struct dbox_file;
+struct stat;
 
 enum dbox_header_key {
        /* Must be sizeof(struct dbox_message_header) when appending (hex) */