rb_sym_immortal_count 279 ext/objspace/objspace.c size_t rb_sym_immortal_count(void); rb_sym_immortal_count 313 ext/objspace/objspace.c size_t immortal_symbols = rb_sym_immortal_count(); rb_sym_immortal_count 105 symbol.h size_t rb_sym_immortal_count(void);