--- IO-AIO/xthread.h	2007/07/08 09:09:34	1.2
+++ IO-AIO/xthread.h	2007/07/08 11:05:36	1.3
@@ -77,19 +77,6 @@
   return !!*tid;
 }
 
-int Perl_my_socketpair (int family, int type, int protocol, int fd[2]);
-
-static int
-create_pipe (int fd[2])
-{
-  int arg = 1;
-  Perl_my_socketpair (AF_UNIX, SOCK_STREAM, 0, fd);
-  ioctlsocket (fd [0], FIONBIO, &arg);
-  ioctlsocket (fd [1], FIONBIO, &arg);
-
-  return 1;
-}
-
 #else
 /////////////////////////////////////////////////////////////////////////////
 
@@ -108,11 +95,6 @@
 #include <signal.h>
 #include <pthread.h>
 
-#ifndef PTHREAD_STACK_MIN
-/* care for broken platforms, e.g. windows */
-# define PTHREAD_STACK_MIN 16384
-#endif
-
 typedef pthread_mutex_t mutex_t;
 #if __linux && defined (PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP)
 # define X_MUTEX_INIT PTHREAD_ADAPTIVE_MUTEX_INITIALIZER_NP
@@ -154,25 +136,7 @@
   return retval;
 }
 
-static int
-create_pipe (int fd[2])
-{
-  if (pipe (fd)
-      || fcntl (fd [0], F_SETFL, O_NONBLOCK)
-      || fcntl (fd [1], F_SETFL, O_NONBLOCK))
-    return 0;
-
-  return 1;
-}
-
 #endif
 
-#if __ia64
-# define STACKSIZE 65536
-#elif __i386 || __x86_64 /* 16k is unreasonably high :( */
-# define STACKSIZE PTHREAD_STACK_MIN
-#else
-# define STACKSIZE 16384
-#endif