Index: Lib/asyncore.py
===================================================================
RCS file: /cvsroot/python/python/dist/src/Lib/asyncore.py,v
retrieving revision 1.52
diff -c -r1.52 asyncore.py
*** Lib/asyncore.py	14 Jun 2004 04:58:42 -0000	1.52
--- Lib/asyncore.py	30 Jun 2004 10:25:16 -0000
***************
*** 242,255 ****
      def set_reuse_addr(self):
          # try to re-use a server port if possible
          try:
              self.socket.setsockopt(
!                 socket.SOL_SOCKET, socket.SO_REUSEADDR,
                  self.socket.getsockopt(socket.SOL_SOCKET,
!                                        socket.SO_REUSEADDR) | 1
                  )
          except socket.error:
              pass
! 
      # ==================================================
      # predicates for select()
      # these are used as filters for the lists of sockets
--- 242,261 ----
      def set_reuse_addr(self):
          # try to re-use a server port if possible
          try:
+             # Windows SO_REUSEADDR is very broken (from a unixy perspective)
+             if sys.platform == 'win32':
+                 reuse_constant = socket.SO_EXCLUSIVEADDRUSE
+             else:
+                 reuse_constant = socket.SO_REUSEADDR
+                 
              self.socket.setsockopt(
!                 socket.SOL_SOCKET, reuse_constant,
                  self.socket.getsockopt(socket.SOL_SOCKET,
!                                        reuse_constant) | 1
                  )
          except socket.error:
              pass
!         
      # ==================================================
      # predicates for select()
      # these are used as filters for the lists of sockets