Switch from cthreads to pthreads

Makefiles, headers, types, macros and function calls are renamed where
appropriate.

Most of this work was done by Barry deFreese and Thomas DiModica.

* auth/Makefile: Switch from cthreads to pthreads.
* auth/auth.c: Likewise.
* boot/Makefile: Likewise.
* boot/boot.c: Likewise.
* boot/ux.c: Likewise.
* console-client/Makefile: Likewise.
* console-client/console.c: Likewise.
* console-client/driver.c: Likewise.
* console-client/driver.h: Likewise.
* console-client/generic-speaker.c: Likewise.
* console-client/kbd-repeat.c: Likewise.
* console-client/ncursesw.c: Likewise.
* console-client/pc-kbd.c: Likewise.
* console-client/pc-mouse.c: Likewise.
* console-client/timer.c: Likewise.
* console-client/trans.c: Likewise.
* console-client/vga.c: Likewise.
* console/Makefile: Likewise.
* console/console.c: Likewise.
* console/display.c: Likewise.
* console/input.c: Likewise.
* console/pager.c: Likewise.
* defpager/backing.c: Likewise.
* exec/Makefile: Likewise.
* exec/exec.c: Likewise.
* exec/hashexec.c: Likewise.
* exec/priv.h: Likewise.
* ext2fs/Makefile: Likewise.
* ext2fs/balloc.c: Likewise.
* ext2fs/dir.c: Likewise.
* ext2fs/ext2fs.c: Likewise.
* ext2fs/ext2fs.h: Likewise.
* ext2fs/ialloc.c: Likewise.
* ext2fs/inode.c: Likewise.
* ext2fs/msg.c: Likewise.
* ext2fs/pager.c: Likewise.
* ext2fs/pokel.c: Likewise.
* ext2fs/storeinfo.c: Likewise.
* ext2fs/truncate.c: Likewise.
* fatfs/Makefile: Likewise.
* fatfs/dir.c: Likewise.
* fatfs/fat.c: Likewise.
* fatfs/fatfs.h: Likewise.
* fatfs/inode.c: Likewise.
* fatfs/main.c: Likewise.
* fatfs/pager.c: Likewise.
* fatfs/virt-inode.c: Likewise.
* ftpfs/Makefile: Likewise.
* ftpfs/ccache.c: Likewise.
* ftpfs/ccache.h: Likewise.
* ftpfs/conn.c: Likewise.
* ftpfs/dir.c: Likewise.
* ftpfs/fs.c: Likewise.
* ftpfs/ftpfs.c: Likewise.
* ftpfs/ftpfs.h: Likewise.
* ftpfs/ncache.c: Likewise.
* ftpfs/netfs.c: Likewise.
* ftpfs/node.c: Likewise.
* hostmux/Makefile: Likewise.
* hostmux/hostmux.h: Likewise.
* hostmux/mux.c: Likewise.
* hostmux/node.c: Likewise.
* hostmux/stubs.c: Likewise.
* hurd/shared.h: Likewise.
* isofs/Makefile: Likewise.
* isofs/inode.c: Likewise.
* isofs/lookup.c: Likewise.
* isofs/main.c: Likewise.
* isofs/pager.c: Likewise.
* libcons/Makefile: Likewise.
* libcons/cons-switch.c: Likewise.
* libcons/cons.h: Likewise.
* libcons/dir-changed.c: Likewise.
* libcons/file-changed.c: Likewise.
* libcons/init-init.c: Likewise.
* libcons/vcons-close.c: Likewise.
* libcons/vcons-input.c: Likewise.
* libcons/vcons-move-mouse.c: Likewise.
* libcons/vcons-open.c: Likewise.
* libcons/vcons-scrollback.c: Likewise.
* libdiskfs/Makefile: Likewise.
* libdiskfs/boot-start.c: Likewise.
* libdiskfs/dead-name.c: Likewise.
* libdiskfs/dir-chg.c: Likewise.
* libdiskfs/dir-link.c: Likewise.
* libdiskfs/dir-lookup.c: Likewise.
* libdiskfs/dir-mkdir.c: Likewise.
* libdiskfs/dir-mkfile.c: Likewise.
* libdiskfs/dir-readdir.c: Likewise.
* libdiskfs/dir-rename.c: Likewise.
* libdiskfs/dir-renamed.c: Likewise.
* libdiskfs/dir-rmdir.c: Likewise.
* libdiskfs/dir-unlink.c: Likewise.
* libdiskfs/disk-pager.c: Likewise.
* libdiskfs/diskfs-pager.h: Likewise.
* libdiskfs/diskfs.h: Likewise.
* libdiskfs/file-access.c: Likewise.
* libdiskfs/file-chg.c: Likewise.
* libdiskfs/file-exec.c: Likewise.
* libdiskfs/file-get-fs-opts.c: Likewise.
* libdiskfs/file-get-trans.c: Likewise.
* libdiskfs/file-get-transcntl.c: Likewise.
* libdiskfs/file-getcontrol.c: Likewise.
* libdiskfs/file-getfh.c: Likewise.
* libdiskfs/file-lock-stat.c: Likewise.
* libdiskfs/file-lock.c: Likewise.
* libdiskfs/file-reparent.c: Likewise.
* libdiskfs/file-set-trans.c: Likewise.
* libdiskfs/file-sync.c: Likewise.
* libdiskfs/file-syncfs.c: Likewise.
* libdiskfs/fsys-getroot.c: Likewise.
* libdiskfs/fsys-options.c: Likewise.
* libdiskfs/fsys-syncfs.c: Likewise.
* libdiskfs/ifsock.c: Likewise.
* libdiskfs/init-first.c: Likewise.
* libdiskfs/init-init.c: Likewise.
* libdiskfs/init-startup.c: Likewise.
* libdiskfs/io-duplicate.c: Likewise.
* libdiskfs/io-get-conch.c: Likewise.
* libdiskfs/io-identity.c: Likewise.
* libdiskfs/io-map-cntl.c: Likewise.
* libdiskfs/io-map.c: Likewise.
* libdiskfs/io-modes-get.c: Likewise.
* libdiskfs/io-modes-off.c: Likewise.
* libdiskfs/io-modes-on.c: Likewise.
* libdiskfs/io-modes-set.c: Likewise.
* libdiskfs/io-owner-get.c: Likewise.
* libdiskfs/io-owner-mod.c: Likewise.
* libdiskfs/io-prenotify.c: Likewise.
* libdiskfs/io-read.c: Likewise.
* libdiskfs/io-readable.c: Likewise.
* libdiskfs/io-reauthenticate.c: Likewise.
* libdiskfs/io-rel-conch.c: Likewise.
* libdiskfs/io-restrict-auth.c: Likewise.
* libdiskfs/io-revoke.c: Likewise.
* libdiskfs/io-seek.c: Likewise.
* libdiskfs/io-sigio.c: Likewise.
* libdiskfs/io-stat.c: Likewise.
* libdiskfs/io-write.c: Likewise.
* libdiskfs/lookup.c: Likewise.
* libdiskfs/name-cache.c: Likewise.
* libdiskfs/node-drop.c: Likewise.
* libdiskfs/node-make.c: Likewise.
* libdiskfs/node-nput.c: Likewise.
* libdiskfs/node-nputl.c: Likewise.
* libdiskfs/node-nref.c: Likewise.
* libdiskfs/node-nrefl.c: Likewise.
* libdiskfs/node-nrele.c: Likewise.
* libdiskfs/node-nrelel.c: Likewise.
* libdiskfs/peropen-rele.c: Likewise.
* libdiskfs/priv.h: Likewise.
* libdiskfs/shutdown.c: Likewise.
* libdiskfs/sync-interval.c: Likewise.
* libfshelp/Makefile: Likewise.
* libfshelp/fetch-root.c: Likewise.
* libfshelp/fshelp.h: Likewise.
* libfshelp/get-identity.c: Likewise.
* libfshelp/lock-acquire.c: Likewise.
* libfshelp/lock-init.c: Likewise.
* libfshelp/locks.h: Likewise.
* libfshelp/set-active.c: Likewise.
* libfshelp/trans.h: Likewise.
* libfshelp/transbox-init.c: Likewise.
* libiohelp/Makefile: Likewise.
* libiohelp/get_conch.c: Likewise.
* libiohelp/handle_io_release_conch.c: Likewise.
* libiohelp/initialize_conch.c: Likewise.
* libiohelp/iohelp.h: Likewise.
* libiohelp/verify_user_conch.c: Likewise.
* libnetfs/Makefile: Likewise.
* libnetfs/dir-lookup.c: Likewise.
* libnetfs/dir-mkdir.c: Likewise.
* libnetfs/dir-mkfile.c: Likewise.
* libnetfs/dir-readdir.c: Likewise.
* libnetfs/dir-rmdir.c: Likewise.
* libnetfs/dir-unlink.c: Likewise.
* libnetfs/drop-node.c: Likewise.
* libnetfs/file-chauthor.c: Likewise.
* libnetfs/file-check-access.c: Likewise.
* libnetfs/file-chflags.c: Likewise.
* libnetfs/file-chmod.c: Likewise.
* libnetfs/file-chown.c: Likewise.
* libnetfs/file-exec.c: Likewise.
* libnetfs/file-get-storage-info.c: Likewise.
* libnetfs/file-get-translator.c: Likewise.
* libnetfs/file-lock-stat.c: Likewise.
* libnetfs/file-lock.c: Likewise.
* libnetfs/file-reparent.c: Likewise.
* libnetfs/file-set-size.c: Likewise.
* libnetfs/file-set-translator.c: Likewise.
* libnetfs/file-statfs.c: Likewise.
* libnetfs/file-sync.c: Likewise.
* libnetfs/file-syncfs.c: Likewise.
* libnetfs/file-utimes.c: Likewise.
* libnetfs/fsys-getroot.c: Likewise.
* libnetfs/fsys-set-options.c: Likewise.
* libnetfs/init-init.c: Likewise.
* libnetfs/io-clear-some-openmodes.c: Likewise.
* libnetfs/io-duplicate.c: Likewise.
* libnetfs/io-get-openmodes.c: Likewise.
* libnetfs/io-get-owner.c: Likewise.
* libnetfs/io-identity.c: Likewise.
* libnetfs/io-mod-owner.c: Likewise.
* libnetfs/io-read.c: Likewise.
* libnetfs/io-readable.c: Likewise.
* libnetfs/io-reauthenticate.c: Likewise.
* libnetfs/io-restrict-auth.c: Likewise.
* libnetfs/io-revoke.c: Likewise.
* libnetfs/io-seek.c: Likewise.
* libnetfs/io-set-all-openmodes.c: Likewise.
* libnetfs/io-set-some-openmodes.c: Likewise.
* libnetfs/io-stat.c: Likewise.
* libnetfs/io-write.c: Likewise.
* libnetfs/make-node.c: Likewise.
* libnetfs/netfs.h: Likewise.
* libnetfs/nput.c: Likewise.
* libnetfs/nref.c: Likewise.
* libnetfs/nrele.c: Likewise.
* libnetfs/release-peropen.c: Likewise.
* libnetfs/shutdown.c: Likewise.
* libpager/Makefile: Likewise.
* libpager/chg-compl.c: Likewise.
* libpager/clean.c: Likewise.
* libpager/data-request.c: Likewise.
* libpager/data-return.c: Likewise.
* libpager/data-unlock.c: Likewise.
* libpager/inhibit-term.c: Likewise.
* libpager/lock-completed.c: Likewise.
* libpager/lock-object.c: Likewise.
* libpager/mark-error.c: Likewise.
* libpager/no-senders.c: Likewise.
* libpager/object-init.c: Likewise.
* libpager/object-terminate.c: Likewise.
* libpager/offer-page.c: Likewise.
* libpager/pager-attr.c: Likewise.
* libpager/pager-create.c: Likewise.
* libpager/pager-shutdown.c: Likewise.
* libpager/priv.h: Likewise.
* libpager/seqnos.c: Likewise.
* libpipe/Makefile: Likewise.
* libpipe/pipe.c: Likewise.
* libpipe/pipe.h: Likewise.
* libports/Makefile: Likewise.
* libports/begin-rpc.c: Likewise.
* libports/bucket-iterate.c: Likewise.
* libports/claim-right.c: Likewise.
* libports/class-iterate.c: Likewise.
* libports/complete-deallocate.c: Likewise.
* libports/count-bucket.c: Likewise.
* libports/count-class.c: Likewise.
* libports/create-bucket.c: Likewise.
* libports/create-internal.c: Likewise.
* libports/destroy-right.c: Likewise.
* libports/enable-bucket.c: Likewise.
* libports/enable-class.c: Likewise.
* libports/end-rpc.c: Likewise.
* libports/get-right.c: Likewise.
* libports/import-port.c: Likewise.
* libports/inhibit-all-rpcs.c: Likewise.
* libports/inhibit-bucket-rpcs.c: Likewise.
* libports/inhibit-class-rpcs.c: Likewise.
* libports/inhibit-port-rpcs.c: Likewise.
* libports/init.c: Likewise.
* libports/interrupt-notified-rpcs.c: Likewise.
* libports/interrupt-on-notify.c: Likewise.
* libports/interrupt-operation.c: Likewise.
* libports/interrupt-rpcs.c: Likewise.
* libports/interrupted.c: Likewise.
* libports/lookup-port.c: Likewise.
* libports/manage-multithread.c: Likewise.
* libports/no-senders.c: Likewise.
* libports/port-deref-weak.c: Likewise.
* libports/port-deref.c: Likewise.
* libports/port-ref-weak.c: Likewise.
* libports/port-ref.c: Likewise.
* libports/ports.h: Likewise.
* libports/reallocate-from-external.c: Likewise.
* libports/reallocate-port.c: Likewise.
* libports/resume-all-rpcs.c: Likewise.
* libports/resume-bucket-rpcs.c: Likewise.
* libports/resume-class-rpcs.c: Likewise.
* libports/resume-port-rpcs.c: Likewise.
* libports/stubs.c: Likewise.
* libports/transfer-right.c: Likewise.
* libstore/Makefile: Likewise.
* libstore/gunzip.c: Likewise.
* libstore/part.c: Likewise.
* libstore/unzipstore.c: Likewise.
* libthreads/Makefile: Likewise.
* libtreefs/dir-lookup.c: Likewise.
* libtreefs/fsys-getroot.c: Likewise.
* libtreefs/fsys-hooks.c: Likewise.
* libtreefs/fsys.c: Likewise.
* libtreefs/trans-help.c: Likewise.
* libtreefs/trans-start.c: Likewise.
* libtreefs/treefs.h: Likewise.
* libtrivfs/cntl-create.c: Likewise.
* libtrivfs/dyn-classes.c: Likewise.
* libtrivfs/io-reauthenticate.c: Likewise.
* libtrivfs/io-restrict-auth.c: Likewise.
* libtrivfs/protid-clean.c: Likewise.
* libtrivfs/protid-dup.c: Likewise.
* libtrivfs/trivfs.h: Likewise.
* mach-defpager/Makefile: Likewise.
* mach-defpager/default_pager.c: Likewise.
* mach-defpager/kalloc.c: Likewise.
* mach-defpager/main.c: Likewise.
* nfs/Makefile: Likewise.
* nfs/cache.c: Likewise.
* nfs/main.c: Likewise.
* nfs/mount.c: Likewise.
* nfs/name-cache.c: Likewise.
* nfs/nfs.h: Likewise.
* nfs/ops.c: Likewise.
* nfs/rpc.c: Likewise.
* nfsd/Makefile: Likewise.
* nfsd/cache.c: Likewise.
* nfsd/loop.c: Likewise.
* nfsd/main.c: Likewise.
* nfsd/nfsd.h: Likewise.
* pfinet/Makefile: Likewise.
* pfinet/ethernet.c: Likewise.
* pfinet/glue-include/asm/spinlock.h: Likewise.
* pfinet/glue-include/linux/interrupt.h: Likewise.
* pfinet/glue-include/linux/sched.h: Likewise.
* pfinet/glue-include/linux/timer.h: Likewise.
* pfinet/glue-include/linux/wait.h: Likewise.
* pfinet/iioctl-ops.c: Likewise.
* pfinet/io-ops.c: Likewise.
* pfinet/kmem_cache.c: Likewise.
* pfinet/main.c: Likewise.
* pfinet/options.c: Likewise.
* pfinet/pfinet-ops.c: Likewise.
* pfinet/pfinet.h: Likewise.
* pfinet/sched.c: Likewise.
* pfinet/socket-ops.c: Likewise.
* pfinet/socket.c: Likewise.
* pfinet/timer-emul.c: Likewise.
* pfinet/tunnel.c: Likewise.
* pflocal/Makefile: Likewise.
* pflocal/connq.c: Likewise.
* pflocal/io.c: Likewise.
* pflocal/sock.c: Likewise.
* pflocal/sock.h: Likewise.
* pflocal/socket.c: Likewise.
* pflocal/sserver.c: Likewise.
* proc/Makefile: Likewise.
* proc/info.c: Likewise.
* proc/main.c: Likewise.
* proc/mgt.c: Likewise.
* proc/msg.c: Likewise.
* proc/proc.h: Likewise.
* proc/stubs.c: Likewise.
* proc/wait.c: Likewise.
* storeio/Makefile: Likewise.
* storeio/dev.c: Likewise.
* storeio/dev.h: Likewise.
* storeio/open.c: Likewise.
* storeio/open.h: Likewise.
* storeio/pager.c: Likewise.
* storeio/storeio.c: Likewise.
* term/Makefile: Likewise.
* term/devio.c: Likewise.
* term/hurdio.c: Likewise.
* term/main.c: Likewise.
* term/munge.c: Likewise.
* term/ptyio.c: Likewise.
* term/term.h: Likewise.
* term/users.c: Likewise.
* tmpfs/Makefile: Likewise.
* tmpfs/dir.c: Likewise.
* tmpfs/node.c: Likewise.
* tmpfs/tmpfs.c: Likewise.
* tmpfs/tmpfs.h: Likewise.
* trans/Makefile: Likewise.
* trans/fakeroot.c: Likewise.
* trans/fifo.c: Likewise.
* trans/hello-mt.c: Likewise.
* trans/new-fifo.c: Likewise.
* trans/streamio.c: Likewise.
* ufs/Makefile: Likewise.
* ufs/alloc.c: Likewise.
* ufs/dir.c: Likewise.
* ufs/hyper.c: Likewise.
* ufs/inode.c: Likewise.
* ufs/main.c: Likewise.
* ufs/pager.c: Likewise.
* ufs/pokeloc.c: Likewise.
* ufs/sizes.c: Likewise.
* ufs/ufs.h: Likewise.
* usermux/Makefile: Likewise.
* usermux/mux.c: Likewise.
* usermux/node.c: Likewise.
* usermux/usermux.h: Likewise.
* utils/Makefile: Likewise.
* utils/fakeauth.c: Likewise.
* utils/rpctrace.c: Likewise.

1 files changed, 60 insertions, 50 deletions

diff --git a/console/display.c b/console/display.c
index e807c50f..97e16264 100644
--- a/console/display.c
+++ b/console/display.c
@@ -29,7 +29,7 @@
 #include <assert.h>
 #include <error.h>
 
-#include <cthreads.h>
+#include <pthread.h>
 
 #include <hurd.h>
 #include <hurd/ports.h>
@@ -119,7 +119,7 @@ struct output
      multi-byte or composed character at the end of the buffer, so we
      have to keep them around.  */
   int stopped;
-  struct condition resumed;
+  pthread_cond_t resumed;
   char *buffer;
   size_t allocated;
   size_t size;
@@ -159,7 +159,7 @@ struct notify
 struct display
 {
   /* The lock for the virtual console display structure.  */
-  struct mutex lock;
+  pthread_mutex_t lock;
 
   /* Indicates if OWNER_ID is initialized.  */
   int has_owner;
@@ -339,7 +339,7 @@ do_mach_notify_dead_name (mach_port_t notify, mach_port_t dead_name)
     return EOPNOTSUPP;
 
   display = notify_port->display;
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   
   /* Find request in pending queue.  */
   preq = &display->filemod_reqs_pending;
@@ -361,7 +361,7 @@ do_mach_notify_dead_name (mach_port_t notify, mach_port_t dead_name)
       mach_port_deallocate (mach_task_self (), req->port);
       free (req);
     }
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
   
   /* Drop gratuitous extra reference that the notification creates. */
   mach_port_deallocate (mach_task_self (), dead_name);
@@ -406,7 +406,7 @@ do_mach_notify_msg_accepted (mach_port_t notify, mach_port_t send)
     }
 
   display = notify_port->display;
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   /* Find request in pending queue.  */
   preq = &display->filemod_reqs_pending;
   while (*preq && (*preq)->port != send)
@@ -417,7 +417,7 @@ do_mach_notify_msg_accepted (mach_port_t notify, mach_port_t send)
   if (! *preq)
     {
       assert(0);
-      mutex_unlock (&display->lock);
+      pthread_mutex_unlock (&display->lock);
       ports_port_deref (notify_port);
       return 0;
     }
@@ -435,7 +435,7 @@ do_mach_notify_msg_accepted (mach_port_t notify, mach_port_t send)
 	{
 	  mach_port_t old;
 	  *preq = req->next;
-	  mutex_unlock (&display->lock);
+	  pthread_mutex_unlock (&display->lock);
 
 	  /* Cancel the dead-name notification.  */
 	  mach_port_request_notification (mach_task_self (), req->port,
@@ -451,7 +451,7 @@ do_mach_notify_msg_accepted (mach_port_t notify, mach_port_t send)
 	}
       if (err == MACH_SEND_WILL_NOTIFY)
 	{
-	  mutex_unlock (&display->lock);
+	  pthread_mutex_unlock (&display->lock);
 	  return 0;
 	}
       /* The message was successfully queued, fall through.  */
@@ -461,15 +461,15 @@ do_mach_notify_msg_accepted (mach_port_t notify, mach_port_t send)
   /* Insert request into active queue.  */
   req->next = display->filemod_reqs;
   display->filemod_reqs = req;
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
   ports_port_deref (notify_port);
   return 0;
 }
 
 /* A top-level function for the notification thread that just services
    notification messages.  */
-static void
-service_notifications (any_t arg)
+static void *
+service_notifications (void *arg)
 {
   struct port_bucket *notify_bucket = arg;
   extern int notify_server (mach_msg_header_t *inp, mach_msg_header_t *outp);
@@ -478,6 +478,7 @@ service_notifications (any_t arg)
     ports_manage_port_operations_one_thread (notify_bucket,
 					     notify_server,
 					     1000 * 60 * 10);
+  return NULL;
 }
 
 error_t
@@ -488,19 +489,19 @@ display_notice_changes (display_t display, mach_port_t notify)
   mach_port_t notify_port;
   mach_port_t old;
 
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   err = nowait_file_changed (notify, 0, FILE_CHANGED_NULL, 0, 0,
 			     MACH_PORT_NULL);
   if (err)
     {
-      mutex_unlock (&display->lock);
+      pthread_mutex_unlock (&display->lock);
       return err;
     }
 
   req = malloc (sizeof (struct modreq));
   if (!req)
     {
-      mutex_unlock (&display->lock);
+      pthread_mutex_unlock (&display->lock);
       return errno;
     }
 
@@ -514,7 +515,7 @@ display_notice_changes (display_t display, mach_port_t notify)
   if (err)
     {
       free (req);
-      mutex_unlock (&display->lock);
+      pthread_mutex_unlock (&display->lock);
       return err;
     }
   assert (old == MACH_PORT_NULL);
@@ -523,7 +524,7 @@ display_notice_changes (display_t display, mach_port_t notify)
   req->pending = 0;
   req->next = display->filemod_reqs;
   display->filemod_reqs = req;
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
   return 0;
 }
 
@@ -924,7 +925,7 @@ screen_shift_right (display_t display, size_t col1, size_t row1, size_t col2,
 static error_t
 output_init (output_t output, const char *encoding)
 {
-  condition_init (&output->resumed);
+  pthread_cond_init (&output->resumed, NULL);
   output->stopped = 0;
   output->buffer = NULL;
   output->allocated = 0;
@@ -1806,6 +1807,9 @@ void display_destroy_complete (void *pi);
 void
 display_init (void)
 {
+  pthread_t thread;
+  error_t err;
+
   user_pager_init ();
 
   /* Create the notify bucket, and start to serve notifications.  */
@@ -1816,8 +1820,14 @@ display_init (void)
   if (! notify_class)
     error (5, errno, "Cannot create notify class");
 
-  cthread_detach (cthread_fork ((cthread_fn_t) service_notifications,
-                                (any_t) notify_bucket));
+  err = pthread_create (&thread, NULL, service_notifications, notify_bucket);
+  if (!err)
+    pthread_detach (thread);
+  else
+    {
+      errno = err;
+      perror ("pthread_create");
+    }
 }
 
 
@@ -1845,7 +1855,7 @@ display_create (display_t *r_display, const char *encoding,
     }
   display->notify_port->display = display;
 
-  mutex_init (&display->lock);
+  pthread_mutex_init (&display->lock, NULL);
   display->attr.attr_def = def_attr;
   display->attr.current = display->attr.attr_def;
   display->csr.bottom = height - 1;
@@ -1875,7 +1885,7 @@ display_create (display_t *r_display, const char *encoding,
 void
 display_destroy (display_t display)
 {
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   if (display->filemod_reqs_pending)
     {
       free_modreqs (display->filemod_reqs_pending);
@@ -1889,7 +1899,7 @@ display_destroy (display_t display)
   ports_destroy_right (display->notify_port);
   output_deinit (&display->output);
   user_destroy (display);
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
 
   /* We can not free the display structure here, because it might
      still be needed by pending modification requests when msg
@@ -1923,12 +1933,12 @@ display_get_size (display_t display)
 void
 display_getsize (display_t display, struct winsize *winsize)
 {
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   winsize->ws_row = display->user->screen.height;
   winsize->ws_col = display->user->screen.width;
   winsize->ws_xpixel = 0;
   winsize->ws_ypixel = 0;
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
 }
 
 
@@ -1937,10 +1947,10 @@ display_getsize (display_t display, struct winsize *winsize)
 error_t
 display_set_owner (display_t display, pid_t pid)
 {
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   display->has_owner = 1;
   display->owner_id = pid;
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
   return 0;
 }
 
@@ -1951,12 +1961,12 @@ error_t
 display_get_owner (display_t display, pid_t *pid)
 {
   error_t err = 0;
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   if (!display->has_owner)
     err = ENOTTY;
   else
     *pid = display->owner_id;
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
   return err;
 }
 
@@ -1994,18 +2004,18 @@ display_output (display_t display, int nonblock, char *data, size_t datalen)
       return 0;
     }
 
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   while (output->stopped)
     {
       if (nonblock)
         {
-          mutex_unlock (&display->lock);
+          pthread_mutex_unlock (&display->lock);
           errno = EWOULDBLOCK;
           return -1;
         }
-      if (hurd_condition_wait (&output->resumed, &display->lock))
+      if (pthread_hurd_cond_wait_np (&output->resumed, &display->lock))
         {
-          mutex_unlock (&display->lock);
+          pthread_mutex_unlock (&display->lock);
           errno = EINTR;
           return -1;
         }
@@ -2016,7 +2026,7 @@ display_output (display_t display, int nonblock, char *data, size_t datalen)
       err = ensure_output_buffer_size (output->size + datalen);
       if (err)
         {
-          mutex_unlock (&display->lock);
+          pthread_mutex_unlock (&display->lock);
           errno = ENOMEM;
           return -1;
         }
@@ -2036,7 +2046,7 @@ display_output (display_t display, int nonblock, char *data, size_t datalen)
 
   if (err && !amount)
     {
-      mutex_unlock (&display->lock);
+      pthread_mutex_unlock (&display->lock);
       errno = err;
       return err;
     }
@@ -2049,7 +2059,7 @@ display_output (display_t display, int nonblock, char *data, size_t datalen)
       err = ensure_output_buffer_size (buffer_size);
       if (err)
         {
-          mutex_unlock (&display->lock);
+          pthread_mutex_unlock (&display->lock);
           return err;
         }
       memmove (output->buffer, buffer, buffer_size);
@@ -2057,7 +2067,7 @@ display_output (display_t display, int nonblock, char *data, size_t datalen)
   output->size = buffer_size;
   amount += buffer_size;
 
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
   return amount;
 }
 
@@ -2066,9 +2076,9 @@ ssize_t
 display_read (display_t display, int nonblock, off_t off,
 	      char *data, size_t len)
 {
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   memcpy (data, ((char *) display->user) + off, len);
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
   return len;
 }
 
@@ -2077,17 +2087,17 @@ display_read (display_t display, int nonblock, off_t off,
 void
 display_start_output (display_t display)
 {
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   if (display->output.stopped)
     {
       display->output.stopped = 0;
-      condition_broadcast (&display->output.resumed);
+      pthread_cond_broadcast (&display->output.resumed);
     }
   display->changes.flags = display->user->flags;
   display->changes.which = DISPLAY_CHANGE_FLAGS;
   display->user->flags &= ~CONS_FLAGS_SCROLL_LOCK;
   display_flush_filechange (display, DISPLAY_CHANGE_FLAGS);
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
 }
 
 
@@ -2095,13 +2105,13 @@ display_start_output (display_t display)
 void
 display_stop_output (display_t display)
 {
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   display->output.stopped = 1;
   display->changes.flags = display->user->flags;
   display->changes.which = DISPLAY_CHANGE_FLAGS;
   display->user->flags |= CONS_FLAGS_SCROLL_LOCK;
   display_flush_filechange (display, DISPLAY_CHANGE_FLAGS);
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
 }
 
 
@@ -2110,9 +2120,9 @@ size_t
 display_pending_output (display_t display)
 {
   int output_size;
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   output_size = display->output.size;
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
   return output_size;
 }
 
@@ -2121,9 +2131,9 @@ display_pending_output (display_t display)
 void
 display_discard_output (display_t display)
 {
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   display->output.size = 0;
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
 }
 
 
@@ -2131,8 +2141,8 @@ mach_port_t
 display_get_filemap (display_t display, vm_prot_t prot)
 {
   mach_port_t memobj;
-  mutex_lock (&display->lock);
+  pthread_mutex_lock (&display->lock);
   memobj = user_pager_get_filemap (&display->user_pager, prot);
-  mutex_unlock (&display->lock);
+  pthread_mutex_unlock (&display->lock);
   return memobj;
 }