Fixed typo.

This closes #1 PR on GitHub.

Author: eagafonov

README.md

@@ -406,8 +406,8 @@ For example, this command generates a module called **py33.unit.so** for
 Python 3.3:
 
 ```
-# ./configure php --module=py33  \
-                  --config=python-config-3.3
+# ./configure python  --module=py33  \
+                      --config=python-config-3.3
 configuring Python module
 checking for Python ... found
 checking for Python version ... 3.3