really fixed ClientConnectionGone problem

ChangeLog

+   fixed LinuxVNC colour handling
+   fixed a bug with pthreads where the connection was not closed
    moved vncterm to main package (LinuxVNC included)
    portability fixes (IRIX, OSX, Solaris)
    more portable way to determine endianness and types of a given size

rfbserver.c

@@ -408,14 +408,14 @@ rfbClientConnectionGone(cl)
 #endif
 
 #ifdef HAVE_LIBPTHREAD
+    if(cl->screen->backgroundLoop != FALSE)
+      do {
 	LOCK(cl->refCountMutex);
-    if(cl->refCount) {
+	i=cl->refCount;
 	UNLOCK(cl->refCountMutex);
-      if(cl->screen->backgroundLoop != FALSE)
+	if(i>0)
 	  WAIT(cl->deleteCond,cl->refCountMutex);
-    } else {
-      UNLOCK(cl->refCountMutex);
-    }
+      } while(i>0);
 #endif
 
     if(cl->sock>=0)