Whitespace normalization.
diff --git a/Lib/distutils/unixccompiler.py b/Lib/distutils/unixccompiler.py
index a4f0ac4..a9b5de5 100644
--- a/Lib/distutils/unixccompiler.py
+++ b/Lib/distutils/unixccompiler.py
@@ -103,8 +103,8 @@
             pp_args.extend(extra_postargs)
 
         # We need to preprocess: either we're being forced to, or we're
-	# generating output to stdout, or there's a target output file and 
-	# the source file is newer than the target (or the target doesn't
+        # generating output to stdout, or there's a target output file and
+        # the source file is newer than the target (or the target doesn't
         # exist).
         if self.force or output_file is None or newer(source, output_file):
             if output_file:
@@ -139,7 +139,7 @@
             extra_postargs = []
 
         # Compile all source files that weren't eliminated by
-        # '_prep_compile()'.        
+        # '_prep_compile()'.
         for i in range(len(sources)):
             src = sources[i] ; obj = objects[i]
             if skip_sources[src]:
@@ -157,7 +157,7 @@
         return objects
 
     # compile ()
-    
+
 
     def create_static_lib (self,
                            objects,
@@ -193,7 +193,7 @@
 
 
     def link (self,
-              target_desc,    
+              target_desc,
               objects,
               output_filename,
               output_dir=None,
@@ -219,7 +219,7 @@
             output_filename = os.path.join(output_dir, output_filename)
 
         if self._need_link(objects, output_filename):
-            ld_args = (objects + self.objects + 
+            ld_args = (objects + self.objects +
                        lib_opts + ['-o', output_filename])
             if debug:
                 ld_args[:0] = ['-g']
@@ -229,7 +229,7 @@
                 ld_args.extend(extra_postargs)
             self.mkpath(os.path.dirname(output_filename))
             try:
-                if target_desc == CCompiler.EXECUTABLE:    
+                if target_desc == CCompiler.EXECUTABLE:
                     self.spawn(self.linker_exe + ld_args)
                 else:
                     self.spawn(self.linker_so + ld_args)
@@ -244,7 +244,7 @@
     # -- Miscellaneous methods -----------------------------------------
     # These are all used by the 'gen_lib_options() function, in
     # ccompiler.py.
-    
+
     def library_dir_option (self, dir):
         return "-L" + dir