CygwinなRVMにreadlineを入れようとするとパッチが当たらない

エラーメッセージは

$ rvm pkg install readline
Fetching readline-5.2.tar.gz to /home/shingo/.rvm/archives
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 1989k  100 1989k    0     0  62929      0  0:00:32  0:00:32 --:--:--  123k
100 1989k  100 1989k    0     0  61992      0  0:00:32  0:00:32 --:--:-- 61992Extracting readline-5.2.tar.gz to /home/shingo/.rvm/src
Applying patch '/home/shingo/.rvm/patches/readline-5.2/shobj-conf.patch'...
Configuring readline in /home/shingo/.rvm/src/readline-5.2.
Compiling readline in /home/shingo/.rvm/src/readline-5.2.
Installing readline to /home/shingo/.rvm/usr
Fetching readline-6.2.tar.gz to /home/shingo/.rvm/archives
  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current
                                 Dload  Upload   Total   Spent    Left  Speed
100 2224k  100 2224k    0     0  28754      0  0:01:19  0:01:19 --:--:--  119k
100 2224k  100 2224k    0     0  28599      0  0:01:19  0:01:19 --:--:-- 28599Extracting readline-6.2.tar.gz to /home/shingo/.rvm/src
Applying patch '/home/shingo/.rvm/patches/readline-6.2/patch-shobj-conf.diff'...
ERROR: Error running 'patch -p0 -f < /home/shingo/.rvm/patches/readline-6.2/patch-shobj-conf.diff', please read /home/shingo/.rvm/log/readline/patch.log
ERROR: Patch /home/shingo/.rvm/patches/readline-6.2/patch-shobj-conf.diff did not apply cleanly... back to the patching board :(

とかなります。

当てようとしていたパッチは

Mac OS X(darwin)向けのやつだったんで、~/.rvm/patches/readline-6.2/patch-shobj-conf.diffの中身は


全行削除!

再ビルドすると

平和に完了しましたw

$ rvm pkg install readline
Fetching readline-5.2.tar.gz to /home/shingo/.rvm/archives
Extracting readline-5.2.tar.gz to /home/shingo/.rvm/src
Applying patch '/home/shingo/.rvm/patches/readline-5.2/shobj-conf.patch'...
Configuring readline in /home/shingo/.rvm/src/readline-5.2.
Compiling readline in /home/shingo/.rvm/src/readline-5.2.
Installing readline to /home/shingo/.rvm/usr
Fetching readline-6.2.tar.gz to /home/shingo/.rvm/archives
Extracting readline-6.2.tar.gz to /home/shingo/.rvm/src
Applying patch '/home/shingo/.rvm/patches/readline-6.2/patch-shobj-conf.diff'...
Configuring readline in /home/shingo/.rvm/src/readline-6.2.
Compiling readline in /home/shingo/.rvm/src/readline-6.2.
Installing readline to /home/shingo/.rvm/usr