diff --git a/libjava/ChangeLog b/libjava/ChangeLog
index e0a3a742279bb56abce69630007e7e07d34c0396..f282e0f84cd5e581a1472ffed4741419b0ecd20b 100644
--- a/libjava/ChangeLog
+++ b/libjava/ChangeLog
@@ -1,3 +1,10 @@
+2000-04-08  Anthony Green  <green@cygnus.com>
+
+	* posix-threads.cc (_Jv_MutexLock): Moved back to posix-threads.h.
+	(_Jv_MutexUnlock): Ditto.
+	* include/posix-threads.h (_Jv_MutexLock): From posix-threads.cc.
+	(_Jv_MutexUnlock): Ditto.
+
 2000-04-08  Anthony Green  <green@cygnus.com>
 
 	* java/lang/StringBuffer.java (ensureCapacity): Don't call Math::max.
diff --git a/libjava/include/posix-threads.h b/libjava/include/posix-threads.h
index 22f6717e82db06422fe0dfc29043e286b34f7579..03a43906bd6fab4293d4f0fd44a5452214014b02 100644
--- a/libjava/include/posix-threads.h
+++ b/libjava/include/posix-threads.h
@@ -115,8 +115,38 @@ _Jv_MutexInit (_Jv_Mutex_t *mu)
   mu->owner = 0;
 }
 
-int _Jv_MutexLock (_Jv_Mutex_t *mu);
-int _Jv_MutexUnlock (_Jv_Mutex_t *mu);
+inline int
+_Jv_MutexLock (_Jv_Mutex_t *mu)
+{
+  pthread_t self = pthread_self ();
+  if (mu->owner == self)
+    {
+      mu->count++;
+    }
+  else
+    {
+      pthread_mutex_lock (&mu->mutex);
+      mu->count = 1;
+      mu->owner = self;
+    }
+  return 0;
+}
+
+inline int
+_Jv_MutexUnlock (_Jv_Mutex_t *mu)
+{
+  if (_Jv_PthreadCheckMonitor (mu))
+    return _JV_NOT_OWNER;
+    
+  mu->count--;
+
+  if (mu->count == 0)
+    {
+      mu->owner = 0;
+      pthread_mutex_unlock (&mu->mutex);
+    }
+  return 0;
+}
 
 #ifndef LINUX_THREADS
 
diff --git a/libjava/posix-threads.cc b/libjava/posix-threads.cc
index a664ee37060344c41c42a3edb78b48472b443290..e6b4b256720ce44197c8a531bb1fc27976017824 100644
--- a/libjava/posix-threads.cc
+++ b/libjava/posix-threads.cc
@@ -402,39 +402,6 @@ _Jv_ThreadStart (java::lang::Thread *thread, _Jv_Thread_t *data,
     }
 }
 
-int
-_Jv_MutexLock (_Jv_Mutex_t *mu)
-{
-  pthread_t self = pthread_self ();
-  if (mu->owner == self)
-    {
-      mu->count++;
-    }
-  else
-    {
-      pthread_mutex_lock (&mu->mutex);
-      mu->count = 1;
-      mu->owner = self;
-    }
-  return 0;
-}
-
-int
-_Jv_MutexUnlock (_Jv_Mutex_t *mu)
-{
-  if (_Jv_PthreadCheckMonitor (mu))
-    return _JV_NOT_OWNER;
-    
-  mu->count--;
-
-  if (mu->count == 0)
-    {
-      mu->owner = 0;
-      pthread_mutex_unlock (&mu->mutex);
-    }
-  return 0;
-}
-
 void
 _Jv_ThreadWait (void)
 {