Building native extensions.  This could take a while...
unable to convert "\x83" from ASCII-8BIT to UTF-8 for ext/giflib/giflib-5.1.1/tests/welcome2.rgb, skipping
Successfully installed giflib-0.2
Parsing documentation for giflib-0.2
Installing ri documentation for giflib-0.2
Done installing documentation for giflib after 17 seconds
1 gem installed