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-rw-r--r--ChangeLog30
-rw-r--r--hurd/Versions8
-rw-r--r--hurd/hurd.h4
-rw-r--r--hurd/hurd/fd.h26
-rw-r--r--hurd/hurd/port.h43
-rw-r--r--hurd/hurd/signal.h16
-rw-r--r--hurd/hurd/threadvar.h9
-rw-r--r--hurd/hurd/userlink.h20
-rw-r--r--mach/lock-intern.h20
-rw-r--r--mach/mach/mig_support.h3
-rw-r--r--mach/spin-lock.c1
-rw-r--r--sysdeps/generic/machine-lock.h12
-rw-r--r--sysdeps/mach/i386/machine-lock.h12
13 files changed, 204 insertions, 0 deletions
diff --git a/ChangeLog b/ChangeLog
index 961262d654..ae834cf77d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -60,6 +60,36 @@
 	_POSIX_CHOWN_RESTRICTED is defined to 0.
 	* io/tst-copy_file_range.c [!defined CLONE_NEWNS]: Do not include
 	<sys/mount.h>.
+	* hurd/hurd.h (__hurd_fail): Always declare function, and provide inline
+	version only if __USE_EXTERN_INLINES is defined.
+	* hurd/hurd/fd.h (_hurd_fd_error_signal, _hurd_fd_error, __hurd_dfail,
+	__hurd_sockfail): Likewise.
+	(_hurd_fd_get): Always declare functions, and provide inline versions
+	only if __USE_EXTERN_INLINES and _LIBC are defined and IS_IN(libc).
+	* hurd/hurd/port.h (_hurd_port_init, _hurd_port_locked_get,
+	_hurd_port_get, _hurd_port_free, _hurd_port_locked_set,
+	_hurd_port_set): Always declare functions, and provide inline versions
+	only if __USE_EXTERN_INLINES and _LIBC are defined and
+	IS_IN(libc).
+	* hurd/hurd/signal.h (_hurd_self_sigstate, _hurd_critical_section_lock,
+	_hurd_critical_section_unlock): Likewise.
+	* hurd/hurd/threadvar.h (__hurd_threadvar_location_from_sp,
+	* __hurd_threadvar_location): Likewise.
+	* hurd/hurd/userlink.h (_hurd_userlink_link, _hurd_userlink_unlink,
+	_hurd_userlink_clear): Likewise.
+	* mach/lock-intern.h (__spin_lock_init, __spin_lock, __mutex_lock,
+	__mutex_unlock, __mutex_trylock): Always declare functions, and provide
+	inline versions only if __USE_EXTERN_INLINES and _LIBC are defined.
+	* mach/mach/mig_support.h (__mig_strncpy): Likewise.
+	* sysdeps/generic/machine-lock.h (__spin_unlock, __spin_try_lock,
+	__spin_lock_locked): Likewise.
+	* sysdeps/mach/i386/machine-lock.h (__spin_unlock, __spin_try_lock,
+	__spin_lock_locked): Likewise.
+	* mach/spin-lock.c (__USE_EXTERN_INLINES): Define to 1.
+	* hurd/Versions (libc: GLIBC_2.27): Add _hurd_fd_error_signal,
+	_hurd_fd_error, __hurd_dfail, __hurd_sockfail, _hurd_port_locked_set,
+	__hurd_threadvar_location_from_sp, __hurd_threadvar_location,
+	_hurd_userlink_link, _hurd_userlink_unlink, _hurd_userlink_clear.
 
 2008-12-18  Thomas Schwinge  <tschwinge@gnu.org>
 
diff --git a/hurd/Versions b/hurd/Versions
index b059405a50..363e246290 100644
--- a/hurd/Versions
+++ b/hurd/Versions
@@ -130,6 +130,14 @@ libc {
     __errno_location;
   }
   GLIBC_2.27 {
+    # These always existed as inlines but the real functions were not exported.
+    _hurd_fd_error_signal; _hurd_fd_error;
+    __hurd_dfail; __hurd_sockfail;
+    _hurd_port_locked_set;
+    __hurd_threadvar_location_from_sp;
+    __hurd_threadvar_location;
+    _hurd_userlink_link; _hurd_userlink_unlink; _hurd_userlink_clear;
+
     # "quasi-internal" functions
     _hurd_exec_paths;
   }
diff --git a/hurd/hurd.h b/hurd/hurd.h
index 7cf23b5598..a0e2444632 100644
--- a/hurd/hurd.h
+++ b/hurd/hurd.h
@@ -46,6 +46,9 @@
 #define _HURD_H_EXTERN_INLINE __extern_inline
 #endif
 
+extern int __hurd_fail (error_t err);
+
+#ifdef __USE_EXTERN_INLINES
 _HURD_H_EXTERN_INLINE int
 __hurd_fail (error_t err)
 {
@@ -75,6 +78,7 @@ __hurd_fail (error_t err)
   errno = err;
   return -1;
 }
+#endif
 
 /* Basic ports and info, initialized by startup.  */
 
diff --git a/hurd/hurd/fd.h b/hurd/hurd/fd.h
index 809a73f5dd..9500a1b16d 100644
--- a/hurd/hurd/fd.h
+++ b/hurd/hurd/fd.h
@@ -59,6 +59,10 @@ extern struct mutex _hurd_dtable_lock; /* Locks those two variables.  */
    NULL.  The cell is unlocked; when ready to use it, lock it and check for
    it being unused.  */
 
+extern struct hurd_fd *_hurd_fd_get (int fd);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_FD_H_EXTERN_INLINE struct hurd_fd *
 _hurd_fd_get (int fd)
 {
@@ -91,6 +95,8 @@ _hurd_fd_get (int fd)
 
   return descriptor;
 }
+#  endif
+#endif
 
 
 /* Evaluate EXPR with the variable `descriptor' bound to a pointer to the
@@ -138,6 +144,9 @@ _hurd_fd_get (int fd)
 /* Check if ERR should generate a signal.
    Returns the signal to take, or zero if none.  */
 
+extern int _hurd_fd_error_signal (error_t err);
+
+#ifdef __USE_EXTERN_INLINES
 _HURD_FD_H_EXTERN_INLINE int
 _hurd_fd_error_signal (error_t err)
 {
@@ -154,11 +163,15 @@ _hurd_fd_error_signal (error_t err)
       return 0;
     }
 }
+#endif
 
 /* Handle an error from an RPC on a file descriptor's port.  You should
    always use this function to handle errors from RPCs made on file
    descriptor ports.  Some errors are translated into signals.  */
 
+extern error_t _hurd_fd_error (int fd, error_t err);
+
+#ifdef __USE_EXTERN_INLINES
 _HURD_FD_H_EXTERN_INLINE error_t
 _hurd_fd_error (int fd, error_t err)
 {
@@ -171,20 +184,28 @@ _hurd_fd_error (int fd, error_t err)
     }
   return err;
 }
+#endif
 
 /* Handle error code ERR from an RPC on file descriptor FD's port.
    Set `errno' to the appropriate error code, and always return -1.  */
 
+extern int __hurd_dfail (int fd, error_t err);
+
+#ifdef __USE_EXTERN_INLINES
 _HURD_FD_H_EXTERN_INLINE int
 __hurd_dfail (int fd, error_t err)
 {
   errno = _hurd_fd_error (fd, err);
   return -1;
 }
+#endif
 
 /* Likewise, but do not raise SIGPIPE on EPIPE if flags contain
    MSG_NOSIGNAL.  */
 
+exern int __hurd_sockfail (int fd, int flags, error_t err);
+
+#ifdef __USE_EXTERN_INLINES
 _HURD_FD_H_EXTERN_INLINE int
 __hurd_sockfail (int fd, int flags, error_t err)
 {
@@ -193,6 +214,7 @@ __hurd_sockfail (int fd, int flags, error_t err)
   errno = err;
   return -1;
 }
+#endif
 
 /* Set up *FD to have PORT its server port, doing appropriate ctty magic.
    Does no locking or unlocking.  */
@@ -258,6 +280,8 @@ extern int _hurd_select (int nfds, struct pollfd *pollfds,
 /* Apply AT_FLAGS on FLAGS, in preparation for calling
    __hurd_file_name_lookup.  */
 
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_FD_H_EXTERN_INLINE error_t
 __hurd_at_flags (int *at_flags, int *flags)
 {
@@ -274,6 +298,8 @@ __hurd_at_flags (int *at_flags, int *flags)
 
   return 0;
 }
+#  endif
+#endif
 
 /* Variant of file_name_lookup used in *at function implementations.
    AT_FLAGS may only contain AT_SYMLINK_FOLLOW or AT_SYMLINK_NOFOLLOW,
diff --git a/hurd/hurd/port.h b/hurd/hurd/port.h
index 78053e6d50..f1da86951d 100644
--- a/hurd/hurd/port.h
+++ b/hurd/hurd/port.h
@@ -60,6 +60,10 @@ struct hurd_port
 
 /* Initialize *PORT to INIT.  */
 
+extern void _hurd_port_init (struct hurd_port *port, mach_port_t init);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_PORT_H_EXTERN_INLINE void
 _hurd_port_init (struct hurd_port *port, mach_port_t init)
 {
@@ -67,6 +71,8 @@ _hurd_port_init (struct hurd_port *port, mach_port_t init)
   port->users = NULL;
   port->port = init;
 }
+#  endif
+#endif
 
 
 /* Cleanup function for non-local exits.  */
@@ -75,6 +81,12 @@ extern void _hurd_port_cleanup (void *, jmp_buf, int);
 /* Get a reference to *PORT, which is locked.
    Pass return value and LINK to _hurd_port_free when done.  */
 
+extern mach_port_t
+_hurd_port_locked_get (struct hurd_port *port,
+		       struct hurd_userlink *link);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_PORT_H_EXTERN_INLINE mach_port_t
 _hurd_port_locked_get (struct hurd_port *port,
 		       struct hurd_userlink *link)
@@ -90,9 +102,17 @@ _hurd_port_locked_get (struct hurd_port *port,
   __spin_unlock (&port->lock);
   return result;
 }
+#  endif
+#endif
 
 /* Same, but locks PORT first.  */
 
+extern mach_port_t
+_hurd_port_get (struct hurd_port *port,
+		struct hurd_userlink *link);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_PORT_H_EXTERN_INLINE mach_port_t
 _hurd_port_get (struct hurd_port *port,
 		struct hurd_userlink *link)
@@ -104,10 +124,19 @@ _hurd_port_get (struct hurd_port *port,
   HURD_CRITICAL_END;
   return result;
 }
+#  endif
+#endif
 
 
 /* Free a reference gotten with `USED_PORT = _hurd_port_get (PORT, LINK);' */
 
+extern void
+_hurd_port_free (struct hurd_port *port,
+		 struct hurd_userlink *link,
+		 mach_port_t used_port);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_PORT_H_EXTERN_INLINE void
 _hurd_port_free (struct hurd_port *port,
 		 struct hurd_userlink *link,
@@ -127,11 +156,17 @@ _hurd_port_free (struct hurd_port *port,
   if (dealloc)
     __mach_port_deallocate (__mach_task_self (), used_port);
 }
+#  endif
+#endif
 
 
 /* Set *PORT's port to NEWPORT.  NEWPORT's reference is consumed by PORT->port.
    PORT->lock is locked.  */
 
+extern void _hurd_port_locked_set (struct hurd_port *port, mach_port_t newport);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_PORT_H_EXTERN_INLINE void
 _hurd_port_locked_set (struct hurd_port *port, mach_port_t newport)
 {
@@ -142,9 +177,15 @@ _hurd_port_locked_set (struct hurd_port *port, mach_port_t newport)
   if (old != MACH_PORT_NULL)
     __mach_port_deallocate (__mach_task_self (), old);
 }
+#  endif
+#endif
 
 /* Same, but locks PORT first.  */
 
+extern void _hurd_port_set (struct hurd_port *port, mach_port_t newport);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_PORT_H_EXTERN_INLINE void
 _hurd_port_set (struct hurd_port *port, mach_port_t newport)
 {
@@ -153,6 +194,8 @@ _hurd_port_set (struct hurd_port *port, mach_port_t newport)
   _hurd_port_locked_set (port, newport);
   HURD_CRITICAL_END;
 }
+#  endif
+#endif
 
 
 #endif	/* hurd/port.h */
diff --git a/hurd/hurd/signal.h b/hurd/hurd/signal.h
index 971a0e3a7a..1d9c7d8cd7 100644
--- a/hurd/hurd/signal.h
+++ b/hurd/hurd/signal.h
@@ -129,6 +129,8 @@ extern struct hurd_sigstate *_hurd_self_sigstate (void)
 #define _HURD_SIGNAL_H_EXTERN_INLINE __extern_inline
 #endif
 
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_SIGNAL_H_EXTERN_INLINE struct hurd_sigstate *
 _hurd_self_sigstate (void)
 {
@@ -138,6 +140,8 @@ _hurd_self_sigstate (void)
     *location = _hurd_thread_sigstate (__mach_thread_self ());
   return *location;
 }
+#  endif
+#endif
 
 /* Thread listening on our message port; also called the "signal thread".  */
 
@@ -164,6 +168,10 @@ extern int _hurd_core_limit;
    interrupted lest the signal handler try to take the same lock and
    deadlock result.  */
 
+extern void *_hurd_critical_section_lock (void);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_SIGNAL_H_EXTERN_INLINE void *
 _hurd_critical_section_lock (void)
 {
@@ -188,7 +196,13 @@ _hurd_critical_section_lock (void)
      _hurd_critical_section_unlock to unlock it.  */
   return ss;
 }
+#  endif
+#endif
 
+extern void _hurd_critical_section_unlock (void *our_lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_SIGNAL_H_EXTERN_INLINE void
 _hurd_critical_section_unlock (void *our_lock)
 {
@@ -211,6 +225,8 @@ _hurd_critical_section_unlock (void *our_lock)
 	__msg_sig_post (_hurd_msgport, 0, 0, __mach_task_self ());
     }
 }
+#  endif
+#endif
 
 /* Convenient macros for simple uses of critical sections.
    These two must be used as a pair at the same C scoping level.  */
diff --git a/hurd/hurd/threadvar.h b/hurd/hurd/threadvar.h
index 1727dace26..b5fc29da77 100644
--- a/hurd/hurd/threadvar.h
+++ b/hurd/hurd/threadvar.h
@@ -81,6 +81,9 @@ enum __hurd_threadvar_index
 
 extern unsigned long int *__hurd_threadvar_location_from_sp
   (enum __hurd_threadvar_index __index, void *__sp);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_THREADVAR_H_EXTERN_INLINE unsigned long int *
 __hurd_threadvar_location_from_sp (enum __hurd_threadvar_index __index,
 				   void *__sp)
@@ -92,6 +95,8 @@ __hurd_threadvar_location_from_sp (enum __hurd_threadvar_index __index,
 	   : (unsigned long int *) ((__stack & __hurd_threadvar_stack_mask) +
 				    __hurd_threadvar_stack_offset))[__index];
 }
+#  endif
+#endif
 
 #include <machine-sp.h>		/* Define __thread_stack_pointer.  */
 
@@ -105,12 +110,16 @@ __hurd_threadvar_location (enum __hurd_threadvar_index __index) __THROW
 	the same stack frame by different threads.  */
      __attribute__ ((__const__));
 
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_THREADVAR_H_EXTERN_INLINE unsigned long int *
 __hurd_threadvar_location (enum __hurd_threadvar_index __index)
 {
   return __hurd_threadvar_location_from_sp (__index,
 					    __thread_stack_pointer ());
 }
+#  endif
+#endif
 
 
 #endif	/* hurd/threadvar.h */
diff --git a/hurd/hurd/userlink.h b/hurd/hurd/userlink.h
index 6acfaa88af..66c04067a1 100644
--- a/hurd/hurd/userlink.h
+++ b/hurd/hurd/userlink.h
@@ -76,6 +76,12 @@ struct hurd_userlink
 
 /* Attach LINK to the chain of users at *CHAINP.  */
 
+extern void
+_hurd_userlink_link (struct hurd_userlink **chainp,
+		     struct hurd_userlink *link);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_USERLINK_H_EXTERN_INLINE void
 _hurd_userlink_link (struct hurd_userlink **chainp,
 		     struct hurd_userlink *link)
@@ -96,11 +102,17 @@ _hurd_userlink_link (struct hurd_userlink **chainp,
   link->thread.prevp = thread_chainp;
   *thread_chainp = link;
 }
+#  endif
+#endif
 
 
 /* Detach LINK from its chain.  Returns nonzero iff this was the
    last user of the resource and it should be deallocated.  */
 
+extern int _hurd_userlink_unlink (struct hurd_userlink *link);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_USERLINK_H_EXTERN_INLINE int
 _hurd_userlink_unlink (struct hurd_userlink *link)
 {
@@ -123,6 +135,8 @@ _hurd_userlink_unlink (struct hurd_userlink *link)
 
   return dealloc;
 }
+#  endif
+#endif
 
 
 /* Clear all users from *CHAINP.  Call this when the resource *CHAINP
@@ -131,6 +145,10 @@ _hurd_userlink_unlink (struct hurd_userlink *link)
    value is zero, someone is still using the resource and they will
    deallocate it when they are finished.  */
 
+extern int _hurd_userlink_clear (struct hurd_userlink **chainp);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
+#  if IS_IN (libc)
 _HURD_USERLINK_H_EXTERN_INLINE int
 _hurd_userlink_clear (struct hurd_userlink **chainp)
 {
@@ -143,5 +161,7 @@ _hurd_userlink_clear (struct hurd_userlink **chainp)
   *chainp = NULL;
   return 0;
 }
+#  endif
+#endif
 
 #endif	/* hurd/userlink.h */
diff --git a/mach/lock-intern.h b/mach/lock-intern.h
index af28c3ff8f..f8874c7561 100644
--- a/mach/lock-intern.h
+++ b/mach/lock-intern.h
@@ -28,11 +28,15 @@
 
 /* Initialize LOCK.  */
 
+extern void __spin_lock_init (__spin_lock_t *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE void
 __spin_lock_init (__spin_lock_t *__lock)
 {
   *__lock = __SPIN_LOCK_INITIALIZER;
 }
+#endif
 
 
 /* Lock LOCK, blocking if we can't get it.  */
@@ -40,12 +44,16 @@ extern void __spin_lock_solid (__spin_lock_t *__lock);
 
 /* Lock the spin lock LOCK.  */
 
+extern void __spin_lock (__spin_lock_t *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE void
 __spin_lock (__spin_lock_t *__lock)
 {
   if (! __spin_try_lock (__lock))
     __spin_lock_solid (__lock);
 }
+#endif
 
 /* Name space-clean internal interface to mutex locks.
 
@@ -70,27 +78,39 @@ extern void __mutex_unlock_solid (void *__lock);
 
 /* Lock the mutex lock LOCK.  */
 
+extern void __mutex_lock (void *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE void
 __mutex_lock (void *__lock)
 {
   if (! __spin_try_lock ((__spin_lock_t *) __lock))
     __mutex_lock_solid (__lock);
 }
+#endif
 
 /* Unlock the mutex lock LOCK.  */
 
+extern void __mutex_unlock (void *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE void
 __mutex_unlock (void *__lock)
 {
   __spin_unlock ((__spin_lock_t *) __lock);
   __mutex_unlock_solid (__lock);
 }
+#endif
 
 
+extern int __mutex_trylock (void *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE int
 __mutex_trylock (void *__lock)
 {
   return __spin_try_lock ((__spin_lock_t *) __lock);
 }
+#endif
 
 #endif /* lock-intern.h */
diff --git a/mach/mach/mig_support.h b/mach/mach/mig_support.h
index e876c0980b..56ec6dfab8 100644
--- a/mach/mach/mig_support.h
+++ b/mach/mach/mig_support.h
@@ -66,6 +66,8 @@ extern void mig_reply_setup (const mach_msg_header_t *__request,
 /* Idiocy support function.  */
 extern vm_size_t mig_strncpy (char *__dst, const char *__src, vm_size_t __len);
 extern vm_size_t __mig_strncpy (char *__dst, const char *__src, vm_size_t);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 __extern_inline vm_size_t
 __mig_strncpy (char *__dst, const char *__src, vm_size_t __len)
 {
@@ -76,6 +78,7 @@ mig_strncpy (char *__dst, const char *__src, vm_size_t __len)
 {
   return __mig_strncpy (__dst, __src, __len);
 }
+#endif
 
 
 
diff --git a/mach/spin-lock.c b/mach/spin-lock.c
index aaebc55cf4..1b1e69c8d6 100644
--- a/mach/spin-lock.c
+++ b/mach/spin-lock.c
@@ -1,3 +1,4 @@
+#define __USE_EXTERN_INLINES 1
 #define _EXTERN_INLINE /* Empty to define the real functions.  */
 #include "spin-lock.h"
 
diff --git a/sysdeps/generic/machine-lock.h b/sysdeps/generic/machine-lock.h
index 4aa2287ada..b3e6724ed3 100644
--- a/sysdeps/generic/machine-lock.h
+++ b/sysdeps/generic/machine-lock.h
@@ -34,14 +34,21 @@ typedef volatile int __spin_lock_t;
 
 /* Unlock LOCK.  */
 
+extern void __spin_unlock (__spin_lock_t *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE void
 __spin_unlock (__spin_lock_t *__lock)
 {
   *__lock = 0;
 }
+#endif
 
 /* Try to lock LOCK; return nonzero if we locked it, zero if another has.  */
 
+extern int __spin_try_lock (__spin_lock_t *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE int
 __spin_try_lock (__spin_lock_t *__lock)
 {
@@ -50,14 +57,19 @@ __spin_try_lock (__spin_lock_t *__lock)
   *__lock = 1;
   return 1;
 }
+#endif
 
 /* Return nonzero if LOCK is locked.  */
 
+extern int __spin_lock_locked (__spin_lock_t *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE int
 __spin_lock_locked (__spin_lock_t *__lock)
 {
   return *__lock != 0;
 }
+#endif
 
 
 #endif /* machine-lock.h */
diff --git a/sysdeps/mach/i386/machine-lock.h b/sysdeps/mach/i386/machine-lock.h
index 8a6a9ee4cc..3c12021eb2 100644
--- a/sysdeps/mach/i386/machine-lock.h
+++ b/sysdeps/mach/i386/machine-lock.h
@@ -34,6 +34,9 @@ typedef volatile int __spin_lock_t;
 
 /* Unlock LOCK.  */
 
+extern void __spin_unlock (__spin_lock_t *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE void
 __spin_unlock (__spin_lock_t *__lock)
 {
@@ -42,9 +45,13 @@ __spin_unlock (__spin_lock_t *__lock)
 		       : "=&r" (__unlocked), "=m" (*__lock) : "0" (0)
 		       : "memory");
 }
+#endif
 
 /* Try to lock LOCK; return nonzero if we locked it, zero if another has.  */
 
+extern int __spin_try_lock (__spin_lock_t *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE int
 __spin_try_lock (__spin_lock_t *__lock)
 {
@@ -54,14 +61,19 @@ __spin_try_lock (__spin_lock_t *__lock)
 		      : "memory");
   return !__locked;
 }
+#endif
 
 /* Return nonzero if LOCK is locked.  */
 
+extern int __spin_lock_locked (__spin_lock_t *__lock);
+
+#if defined __USE_EXTERN_INLINES && defined _LIBC
 _EXTERN_INLINE int
 __spin_lock_locked (__spin_lock_t *__lock)
 {
   return *__lock != 0;
 }
+#endif
 
 
 #endif /* machine-lock.h */
generated by cgit-pink 1.4.1 (git 2.36.1) at 2024-11-18 03:34:30 +0000