YAZ_EXPORT const char *z_HTTP_header_lookup(Z_HTTP_Header *hp, const char *n);
YAZ_EXPORT const char *z_HTTP_errmsg(int code);
YAZ_EXPORT Z_GDU *z_get_HTTP_Response(ODR o, int code);
YAZ_EXPORT Z_GDU *z_get_HTTP_Request(ODR o);
YAZ_EXPORT const char *z_HTTP_header_lookup(Z_HTTP_Header *hp, const char *n);
YAZ_EXPORT const char *z_HTTP_errmsg(int code);
YAZ_EXPORT Z_GDU *z_get_HTTP_Response(ODR o, int code);
YAZ_EXPORT Z_GDU *z_get_HTTP_Request(ODR o);