picl_set_propval
err = picl_set_propval(state_prop, new_state, prop_info.size);
picl_err = picl_set_propval(add_prop, buffer, buf_size);
if ((picl_err = picl_set_propval(tagHdl, data, data_len))
picl_err = picl_set_propval(tagHdl, (void *)&(tag.raw_data),
extern int picl_set_propval(picl_prophdl_t proph, void *valbuf,