SCM font_table = get_font_table (mod);
SCM sizes = scm_hashq_ref (font_table, f->self_scm (), SCM_EOL);
SCM handle = scm_assoc (scm_make_real (lookup_mag), sizes);
if (scm_is_pair (handle))
return unsmob_metrics (scm_cdr (handle));
SCM font_table = get_font_table (mod);
SCM sizes = scm_hashq_ref (font_table, f->self_scm (), SCM_EOL);
SCM handle = scm_assoc (scm_make_real (lookup_mag), sizes);
if (scm_is_pair (handle))
return unsmob_metrics (scm_cdr (handle));