old_contents: import os
  import sys
  import platform
  
  # Various helpers for the build scripts
  
  def get_lib_dir():
      if sys.platform.startswith("win"):
          if platform.architecture()[0] == '32bit':
              # 32 bit
              return ['prebuilt-x86/lib']
          else:
              # 64 bit
              return ['prebuilt-x64/lib']
      return ['/usr/lib']
  
  
  def get_inc_dir():
      if sys.platform.startswith("win"):
          if platform.architecture()[0] == '32bit':
              # 32 bit
              return ['prebuilt-x86/include', 'prebuilt-x86/include/SDL']
          else:
              return ['prebuilt-x64/include', 'prebuilt-x64/include/SDL']
      return ['/usr/include', '/usr/include/SDL', '/usr/local/include/SDL']
  
  def get_c_lib(name):
      """Return the contents of a C library."""
      filename = os.path.join(
          os.path.dirname(__file__), '..', 'cffi_builders', 'lib', name)
      with open(filename) as lib:
          return lib.read()
  
  
  __all__ = [get_inc_dir, get_lib_dir, get_c_lib]
  
new_contents: import os
  import sys
  import platform
  
  # Various helpers for the build scripts
  
  def get_lib_dir():
      """Return the library path for SDL and other libraries.
  
         Assumes we're using the pygame prebuilt zipfile on windows"""
      if sys.platform.startswith("win"):
          if platform.architecture()[0] == '32bit':
              # 32 bit
              return ['prebuilt-x86/lib']
          else:
              # 64 bit
              return ['prebuilt-x64/lib']
      return ['/usr/lib','/usr/local/lib']
  
  
  def get_inc_dir():
      """Return the include directories for the SDL and other libraries.
  
         Assumes we're using the pygame prebuilt zipfile on windows"""
      if sys.platform.startswith("win"):
          if platform.architecture()[0] == '32bit':
              # 32 bit
              return ['prebuilt-x86/include', 'prebuilt-x86/include/SDL']
          else:
              return ['prebuilt-x64/include', 'prebuilt-x64/include/SDL']
      return ['/usr/include', '/usr/include/SDL', '/usr/local/include/SDL']
  
  
  def get_c_lib(name):
      """Return the contents of a C library."""
      filename = os.path.join(
          os.path.dirname(__file__), '..', 'cffi_builders', 'lib', name)
      with open(filename) as lib:
          return lib.read()
  
  
  __all__ = [get_inc_dir, get_lib_dir, get_c_lib]
  
subject: Fix spacing. Add docstrings to helpers