c_valid_start_p  2424 ext/date/date_core.c     if (!c_valid_start_p(sg)) {\
c_valid_start_p  3062 ext/date/date_core.c     if (!c_valid_start_p(*rsg)) {
c_valid_start_p  3246 ext/date/date_core.c     if (!c_valid_start_p(dsg)) {\
c_valid_start_p  4137 ext/date/date_core.c     if (!c_valid_start_p(NUM2DBL(sg))) {
c_valid_start_p  7737 ext/date/date_core.c     if (!c_valid_start_p(NUM2DBL(sg))) {