c_valid_weeknum_p 2281 ext/date/date_core.c 	r = c_valid_weeknum_p(FIX2INT(y), w, d, f, sg, rw, rd, &jd, ns);
c_valid_weeknum_p 2294 ext/date/date_core.c 	r = c_valid_weeknum_p(*ry, w, d, f, style, rw, rd, rjd, ns);