Revert Xvnc double slash hack

We should hopefully no longer require the common libraries to be linked
twice anymore for things to work.

unix/xserver/hw/vnc/Makefile.am

@@ -1,14 +1,11 @@
 TIGERVNC_SRCDIR=${top_srcdir}/../..
 TIGERVNC_BUILDDIR=${TIGERVNC_SRCDIR}
 
-# FIXME: We add an extra / to the paths to trick libtool in to adding
-#        the libraries twice, to work around the dependency cycles we
-#        have
-RFB_LIB=$(TIGERVNC_BUILDDIR)//common/rfb/librfb.la
-RDR_LIB=$(TIGERVNC_BUILDDIR)//common/rdr/librdr.la
-OS_LIB=$(TIGERVNC_BUILDDIR)//common/os/libos.la
-NETWORK_LIB=$(TIGERVNC_BUILDDIR)//common/network/libnetwork.la
-UNIXCOMMON_LIB=$(TIGERVNC_BUILDDIR)//unix/common/libunixcommon.la
+RFB_LIB=$(TIGERVNC_BUILDDIR)/common/rfb/librfb.la
+RDR_LIB=$(TIGERVNC_BUILDDIR)/common/rdr/librdr.la
+OS_LIB=$(TIGERVNC_BUILDDIR)/common/os/libos.la
+NETWORK_LIB=$(TIGERVNC_BUILDDIR)/common/network/libnetwork.la
+UNIXCOMMON_LIB=$(TIGERVNC_BUILDDIR)/unix/common/libunixcommon.la
 COMMON_LIBS=$(UNIXCOMMON_LIB) $(RFB_LIB) $(NETWORK_LIB) $(RDR_LIB) $(CORE_LIB)
 
 AM_CPPFLAGS = \