prop_def_bval
nbytes = snprintf(pval, pr_size, "%d", pinfo->prop_def_bval);
new_value = pinfo->prop_def_bval;
new_value = pinfo->prop_def_bval;
nbytes = snprintf(pval, psize, "%u", pinfo->prop_def_bval);
pinfo->prop_cur_bval = pinfo->prop_def_bval;