# Gems on AIX

**URL:** <https://www.ruby-forum.com/t/gems-on-aix/102481>\
**Category:** Ruby\
**Created:** [November 15, 2005, 8:43pm UTC](https://www.ruby-forum.com/t/gems-on-aix/102481 "2005-11-15T20:43:17Z")\
**Posts on this page:** 3\
**Page:** 1

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**Author:** ![matt](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/a6a055/32.png) [@matt](https://www.ruby-forum.com/u/matt)\
**Post date:** [November 15, 2005, 8:43pm UTC](https://www.ruby-forum.com/t/gems-on-aix/102481/1 "2005-11-15T20:43:17Z")

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I’m attempting to build rubygems on AIX. It’s failing with:

/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:21:in  
`require__': No such file to load -- zlib (LoadError) from /afs/austin/u/mattlaw/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:21:in`require’  
from  
/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/package.rb:9  
from  
/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:21:in  
`require__' from /afs/austin/u/mattlaw/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:21:in`require’  
from  
/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/builder.rb:1  
from  
/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:21:in  
`require__' from /afs/austin/u/mattlaw/ruby/lib/ruby/site_ruby/1.8/rubygems/custom_require.rb:21:in`require’  
from  
/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems.rb:61:in  
`manage_gems' ... 7 levels... from setup.rb:887:in`exec\_install’  
from setup.rb:705:in `invoke' from setup.rb:674:in`invoke’  
from setup.rb:1352

Help?

– Matt  
Nothing great was ever accomplished without _passion_

---

<div class="post-metadata">

**Author:** ![matt](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/a6a055/32.png) [@matt](https://www.ruby-forum.com/u/matt)\
**Post date:** [November 15, 2005, 8:49pm UTC](https://www.ruby-forum.com/t/gems-on-aix/102481/2 "2005-11-15T20:49:20Z")

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you need to install the prerequisite ‘zlib’ library first

> — Ursprüngliche Nachricht —  
> Von: Matt L. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
> An: removed\_email\_address@domain.invalid (ruby-talk ML)  
> Betreff: gems on AIX  
> Datum: Wed, 16 Nov 2005 04:42:27 +0900
> 
> I’m attempting to build rubygems on AIX. It’s failing with:

/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:21:in

> `require\_\_': No such file to load – zlib (LoadError)  
> from

/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:21:in

> `require’  
> from  
> /afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/package.rb:9  
> from

/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:21:in

> `require\_\_’  
> from

/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:21:in

> `require’  
> from  
> /afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/builder.rb:1  
> from

/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:21:in

> `require\_\_’  
> from

/afs/austin/u/mattlaw/ruby/lib/ruby/site\_ruby/1.8/rubygems/custom\_require.rb:21:in

---

<div class="post-metadata">

**Author:** ![matt](https://www.ruby-forum.com/letter_avatar_proxy/v4/letter/m/a6a055/32.png) [@matt](https://www.ruby-forum.com/u/matt)\
**Post date:** [November 15, 2005, 8:58pm UTC](https://www.ruby-forum.com/t/gems-on-aix/102481/3 "2005-11-15T20:58:25Z")

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Hi,

On Tue, 15 Nov 2005 20:42:27, Matt L. [removed\_email\_address@domain.invalid](mailto:removed_email_address@domain.invalid)  
wrote:

> I’m attempting to build rubygems on AIX. It’s failing with:
> 
> `require\_\_': No such file to load – zlib (LoadError)  
> Help?

If I remember correctly, you have to compile ruby with the zlib  
extension,  
which fails if you don’t have zlib libs in your lib path.  
maybe [www.zlib.net](http://www.zlib.net)…

Kash