title: Cannot install pyaudio, gcc error
body: <p>Trying to install pyaudio with instructions <a href="http://people.csail.mit.edu/hubert/pyaudio/">per here</a>:</p>
  
  <pre><code>$ git clone http://people.csail.mit.edu/hubert/git/pyaudio.git
  $ cd pyaudio
  $ sudo python setup.py install
  running install
  running build
  running build_py
  running build_ext
  building '_portaudio' extension
  gcc -pthread -fno-strict-aliasing -DNDEBUG -g -fwrapv -O2 -Wall -Wstrict-prototypes -fPIC -I/usr/include/python2.7 -c src/_portaudiomodule.c -o build/temp.linux-x86_64-2.7/src/_portaudiomodule.o
  In file included from /usr/include/python2.7/Python.h:8:0,
                   from src/_portaudiomodule.c:28:
  /usr/include/python2.7/pyconfig.h:1161:0: warning: "_POSIX_C_SOURCE" redefined [enabled by default]
  /usr/include/features.h:215:0: note: this is the location of the previous definition
  src/_portaudiomodule.c:29:23: fatal error: portaudio.h: No such file or directory
  compilation terminated.
  error: command 'gcc' failed with exit status 1
  </code></pre>
  
  <p>What's going wrong in my installation?</p>