s3:passdb/proto.h: add _PASSDB_PROTO_H_ guard

diff --git a/source3/passdb/proto.h b/source3/passdb/proto.h
index 17882a99d8b64d2a8549df5c6d415b97b8920877..8b95b729597b724a1f60e9b156de7a4521f17629 100644 (file)
--- a/source3/passdb/proto.h
+++ b/source3/passdb/proto.h
@@ -34,6 +34,8 @@
  *  along with this program; if not, see <http://www.gnu.org/licenses/>.
  */
 
+#ifndef _PASSDB_PROTO_H_
+#define _PASSDB_PROTO_H_
 
 /* The following definitions come from passdb/account_pol.c  */
 
@@ -336,3 +338,5 @@ NTSTATUS pdb_tdbsam_init(void);
 
 NTSTATUS create_builtin_users(const struct dom_sid *sid);
 NTSTATUS create_builtin_administrators(const struct dom_sid *sid);
+
+#endif /* _PASSDB_PROTO_H_ */