$OpenBSD: patch-src_mongo_db_repl_master_slave_cpp,v 1.1 2017/10/23 07:44:22 kili Exp $

pcrecpp.h used to expose std::string, which is no longer the case
starting with pcre-8.41.

Index: src/mongo/db/repl/master_slave.cpp
--- src/mongo/db/repl/master_slave.cpp.orig
+++ src/mongo/db/repl/master_slave.cpp
@@ -83,6 +83,7 @@ using std::endl;
 using std::max;
 using std::min;
 using std::set;
+using std::string;
 using std::stringstream;
 using std::unique_ptr;
 using std::vector;