Index: library/lib/changeXOTclVersion.xotcl
===================================================================
diff -u -N -r2111020b49da8ce57758e51accf0b6073037f0d2 -r5a1a793f1883f3e87cdc80bfabf819a45cb0ac62
--- library/lib/changeXOTclVersion.xotcl	(.../changeXOTclVersion.xotcl)	(revision 2111020b49da8ce57758e51accf0b6073037f0d2)
+++ library/lib/changeXOTclVersion.xotcl	(.../changeXOTclVersion.xotcl)	(revision 5a1a793f1883f3e87cdc80bfabf819a45cb0ac62)
@@ -4,9 +4,9 @@
 # 
 # this program assumes that pwd is in xotcl-full-X.X* directory or subdir
 #
-set XOTCL_MAJOR_VERSION 1
-set XOTCL_MINOR_VERSION 6
-set XOTCL_RELEASE_LEVEL .3
+set XOTCL_MAJOR_VERSION 2
+set XOTCL_MINOR_VERSION 0
+set XOTCL_RELEASE_LEVEL .0a
 
 # example settings: 
 # 1.0
@@ -29,7 +29,7 @@
 set XOTCL_VERSION $XOTCL_MAJOR_VERSION.$XOTCL_MINOR_VERSION
 set FULL_VERSION $XOTCL_VERSION$XOTCL_RELEASE_LEVEL
 
-if {![regexp {((^.*/xotcl-)([0-9.]*))/?} [pwd] _ topdirname topdirprefix oldversion]} {
+if {![regexp {((^.*/xotcl-)([0-9.][0-9.a-z_-]*))/?} [pwd] _ topdirname topdirprefix oldversion]} {
   error "this program assumes that pwd is in xotcl-X.X* directory"
 }