diff -rauN nxtvepg-2.8.0/Makefile nxtvepg-2.8.0-tcl-ver/Makefile
--- nxtvepg-2.8.0/Makefile	2008-01-01 00:20:33.000000000 +0100
+++ nxtvepg-2.8.0-tcl-ver/Makefile	2008-01-27 11:37:12.000000000 +0100
@@ -58,7 +58,7 @@
 YACC    = /usr/bin/yacc
 
 # select Tcl/Tk version (8.5 recommended due to modernized widget appearence)
-TCL_VER := $(shell echo 'puts [package require Tcl]' | tclsh)
+TCL_VER := $(shell echo 'puts [package require Tcl]' | tclsh | cut -d . -f1,2)
 #TCL_VER = 8.5
 
 ifeq ($(shell test -d /usr/include/tcl$(TCL_VER) && echo YES),YES)