diff --git a/unix/xc/programs/Xserver/vnc/Imakefile b/unix/xc/programs/Xserver/vnc/Imakefile
index 1c8132d..d260759 100644
--- a/unix/xc/programs/Xserver/vnc/Imakefile
+++ b/unix/xc/programs/Xserver/vnc/Imakefile
@@ -1,8 +1,9 @@
 XCOMM CDEBUGFLAGS = -g
 XCOMM CXXDEBUGFLAGS = -g
 
-       VNCTOP = $(TOP)/..
-   VNCINCLUDE = -I$(VNCTOP) -I$(VNCTOP)/vncconfig_unix
+   VNCUNIXDIR = VncUnixDir
+ VNCCOMMONDIR = VncCommonDir
+   VNCINCLUDE = -I$(VNCCOMMONDIR) -I$(VNCUNIXDIR)/vncconfig
 
 #define CplusplusSource
 
diff --git a/unix/xc/programs/Xserver/vnc/Xvnc/Imakefile b/unix/xc/programs/Xserver/vnc/Xvnc/Imakefile
index 1223c57..57db671 100644
--- a/unix/xc/programs/Xserver/vnc/Xvnc/Imakefile
+++ b/unix/xc/programs/Xserver/vnc/Xvnc/Imakefile
@@ -1,7 +1,7 @@
 
-       VNCTOP = $(TOP)/..
+ VNCCOMMONDIR = VncCommonDir
+   VNCINCLUDE = -I$(VNCCOMMONDIR)
       VNCLIBS = VncExtLibs
-   VNCINCLUDE = -I$(VNCTOP) -I$(VNCTOP)/vncconfig_unix
 
 #if defined(XFree86Version) && XFree86Version < 4000
    VNCDEFINES = -DNO_INIT_BACKING_STORE
diff --git a/unix/xc/programs/Xserver/vnc/module/Imakefile b/unix/xc/programs/Xserver/vnc/module/Imakefile
index f279649..d2d34ed 100644
--- a/unix/xc/programs/Xserver/vnc/module/Imakefile
+++ b/unix/xc/programs/Xserver/vnc/module/Imakefile
@@ -1,7 +1,8 @@
 
-       VNCTOP = $(TOP)/..
+   VNCUNIXDIR = VncUnixDir
+ VNCCOMMONDIR = VncCommonDir
       VNCLIBS = VncExtLibs
-   VNCINCLUDE = -I$(VNCTOP) -I$(VNCTOP)/vncconfig_unix
+   VNCINCLUDE = -I$(VNCCOMMONDIR) -I$(VNCUNIXDIR)/vncconfig
 
 #define CplusplusSource