#include <yconfig.h>
+#ifdef __cplusplus
+extern "C" {
+#endif
+
/*
* Used to keep track of known External definitions (a loose approach
* to DEFINED_BY).
int z_External(ODR o, Z_External **p, int opt);
Z_ext_typeent *z_ext_getentbyref(oid_value val);
+#ifdef __cplusplus
+}
+#endif
+
#endif