--- tigervnc/unix/xserver/hw/vnc/Makefile.am~	2010-10-10 19:21:55.995628470 +0200
+++ tigervnc/unix/xserver/hw/vnc/Makefile.am	2010-10-10 19:31:28.183628470 +0200
@@ -35,7 +35,7 @@
 	-I$(top_srcdir)/include -I$(includedir)/pixman-1 -I$(includedir)
 
 Xvnc_LDADD = $(XVNC_LIBS) libvnccommon.la $(COMMON_LIBS) \
-	$(XSERVER_LIBS) $(XSERVER_SYS_LIBS) -lX11
+	$(XSERVER_LIBS) $(XSERVER_SYS_LIBS) -lX11 -lpthread
 
 Xvnc_LDFLAGS = $(LD_EXPORT_SYMBOLS_FLAG)