CON
buf, tostring(buf), atof(buf), CON|NUM, symtab);
yylval.cp = setsymtab(buf, s, 0.0, CON|STR|DONTFREE, symtab);
y->tval = x->tval & ~(CON|FLD|REC);
literal0 = setsymtab("0", "0", 0.0, NUM|STR|CON|DONTFREE, symtab);
NUM|STR|CON|DONTFREE, symtab);
if (is_number(vp->sval) && !(vp->tval&CON))
if (!(vp->tval & CON))
setsymtab(L_0, tostring(L_0), 0.0, NUM|STR|CON|FLD, symtab);
setsymtab(L_zeronull, tostring(L_NULL), 0.0, NUM|STR|CON|FLD, symtab);