--- require(feature)

    Ruby 饤֥ feature ɥѥ $: 
    õƱ饤֥꤬ޤɤƤʤäɤ
    ޤ

    Ruby 饤֥Ȥ Ruby ץ (*.rb) ĥ饤֥
    (*.so) Ǥꡢfeature γĥҤά줿Ϥ
    ξõޤ(˴ؤƤ $: 򻲾Ȥ
    )άʤäϻꤵ줿̤Τߤõޤ
    ĥ饤֥γĥҤˤϥƥǼºݤ˻ȤĥҤ
    ؤ餺 .so Ѥޤ

    ºݤ˥饤֥ɤˤ true˥ɤƤ
    ˤ false ֤ޤɤ˼Ԥϡ㳰
    LoadError ȯޤɤ feature ̾(
    ĥҤޤ)ѿ $ ɲäޤ

