RUBY_T_TRUE       496 include/ruby/ruby.h #define T_TRUE   RUBY_T_TRUE
RUBY_T_TRUE       521 include/ruby/ruby.h 	((type) == RUBY_T_TRUE) ? ((obj) == RUBY_Qtrue) : \
RUBY_T_TRUE      1969 include/ruby/ruby.h         if (obj == RUBY_Qtrue)  return RUBY_T_TRUE;