clef_ = c;
SCM cpos = get_property ("clefPosition");
- if (ly_c_number_p (cpos))
+ if (scm_is_number (cpos))
clef_->set_property ("staff-position", cpos);
SCM oct = get_property ("clefOctavation");
- if (ly_c_number_p (oct) && scm_to_int (oct))
+ if (scm_is_number (oct) && scm_to_int (oct))
{
Item * g = make_item ("OctavateEight", SCM_EOL);