MORE2
#define SEETWO(a, b) (MORE2() && PEEK() == (a) && PEEK2() == (b))
(c == '{' && MORE2() && isdigit((uch)PEEK2())) ))
(c == '{' && MORE2() && isdigit((uch)PEEK2())) ) )
c = (MORE2()) ? PEEK2() : '\0';
if (SEE('-') && MORE2() && PEEK2() != ']') {