MONGO_EXPORT int mongo_cmd_get_last_error( mongo *conn, const char *db, bson *out ) { return mongo_cmd_get_error_helper( conn, db, out, "getlasterror" ); }
int mongo_cmd_get_prev_error( mongo *conn, const char *db, bson *out ) { return mongo_cmd_get_error_helper( conn, db, out, "getpreverror" ); }