Adding Mac OSX guidance comment for issue #12454.

docsite/rst/intro_installation.rst

@@ -135,7 +135,7 @@ Ansible also uses the following Python modules that need to be installed::
 
     $ sudo pip install paramiko PyYAML Jinja2 httplib2 six
 
-If you have issues with the "pycrypto" package install on Mac OSX, which is included as a dependency for PyYAML, then you may need to try "CC=clang sudo -E pip install pycrypto".
+If you have issues with the "pycrypto" package install on Mac OSX, which is included as a dependency for paramiko, then you may need to try "CC=clang sudo -E pip install pycrypto".
 
 Note when updating ansible, be sure to not only update the source tree, but also the "submodules" in git
 which point at Ansible's own modules (not the same kind of modules, alas).
@@ -312,7 +312,7 @@ If you are installing on OS X Mavericks, you may encounter some noise from your
 
    $ sudo CFLAGS=-Qunused-arguments CPPFLAGS=-Qunused-arguments pip install ansible
 
-If you have issues with the "pycrypto" package install on Mac OSX, which is included as a dependency for PyYAML, then you may need to try "CC=clang sudo -E pip install pycrypto".
+If you have issues with the "pycrypto" package install on Mac OSX, which is included as a dependency for paramiko, then you may need to try "CC=clang sudo -E pip install pycrypto".
 
 Readers that use virtualenv can also install Ansible under virtualenv, though we'd recommend to not worry about it and just install Ansible globally.  Do not use easy_install to install ansible directly.