Rip out 'long' and 'L'-suffixed integer literals.
(Rough first cut.)
diff --git a/Lib/sunau.py b/Lib/sunau.py
index 0a40295..ba79508 100644
--- a/Lib/sunau.py
+++ b/Lib/sunau.py
@@ -119,7 +119,7 @@
 AUDIO_FILE_ENCODING_ALAW_8 = 27
 
 # from <multimedia/audio_hdr.h>
-AUDIO_UNKNOWN_SIZE = 0xFFFFFFFFL        # ((unsigned)(~0))
+AUDIO_UNKNOWN_SIZE = 0xFFFFFFFF        # ((unsigned)(~0))
 
 _simple_encodings = [AUDIO_FILE_ENCODING_MULAW_8,
                      AUDIO_FILE_ENCODING_LINEAR_8,
@@ -132,7 +132,7 @@
     pass
 
 def _read_u32(file):
-    x = 0L
+    x = 0
     for i in range(4):
         byte = file.read(1)
         if byte == '':