rb_sym2str        107 ext/io/console/console.c # define rb_sym2str(sym) rb_id2str(SYM2ID(sym))
rb_sym2str         52 ext/tk/tkutil/tkutil.c # define rb_sym2str(obj) rb_id2str(SYM2ID(obj))
rb_sym2str        577 iseq.c         rb_raise(rb_eTypeError, "unsupport type: :%"PRIsVALUE, rb_sym2str(type));
rb_sym2str        734 symbol.c       rb_sym2str(VALUE sym)