RUBY_T_SYMBOL 374 include/ruby/ruby.h #define RB_DYNAMIC_SYM_P(x) (!RB_SPECIAL_CONST_P(x) && RB_BUILTIN_TYPE(x) == (RUBY_T_SYMBOL)) RUBY_T_SYMBOL 500 include/ruby/ruby.h #define T_SYMBOL RUBY_T_SYMBOL RUBY_T_SYMBOL 525 include/ruby/ruby.h ((type) == RUBY_T_SYMBOL) ? RB_SYMBOL_P(obj) : \ RUBY_T_SYMBOL 1970 include/ruby/ruby.h if (RB_STATIC_SYM_P(obj)) return RUBY_T_SYMBOL;