#ifndef YAZ_DATE
COMSTACK cs_create_host(const char *type_and_host, int blocking, void **vp);
Odr_oid *yaz_str_to_z3950oid (ODR o, int oid_class, const char *str);
#ifndef YAZ_DATE
COMSTACK cs_create_host(const char *type_and_host, int blocking, void **vp);
Odr_oid *yaz_str_to_z3950oid (ODR o, int oid_class, const char *str);