RUBY_ECONV_NEWLINE_DECORATOR_MASK  366 include/ruby/encoding.h RUBY_ECONV_NEWLINE_DECORATOR_MASK           = 0x00003f00,
RUBY_ECONV_NEWLINE_DECORATOR_MASK  392 include/ruby/encoding.h #define ECONV_NEWLINE_DECORATOR_MASK            RUBY_ECONV_NEWLINE_DECORATOR_MASK