Index: win/makefile.vc
==================================================================
--- win/makefile.vc
+++ win/makefile.vc
@@ -16,11 +16,10 @@
 #
 #------------------------------------------------------------------------------
 
 # The name of the package
 PROJECT=tls
-DOTVERSION = 1.8.0
 
 !include "rules-ext.vc"
 
 # Define the object files and resource file that make up the extension.
 # Note the resource file does not makes sense if doing a static library build

Index: win/rules.vc
==================================================================
--- win/rules.vc
+++ win/rules.vc
@@ -761,13 +761,13 @@
 
 # If parent makefile has not defined DOTVERSION, try to get it from TEA
 # first from a configure.in file, and then from configure.ac
 !ifndef DOTVERSION
 !if [echo DOTVERSION = \> versions.vc] \
-   || [nmakehlp -V $(ROOT)\configure.in ^[$(PROJECT)^] >> versions.vc]
+   || [nmakehlp -V $(ROOT)\configure.in AC_INIT >> versions.vc]
 !if [echo DOTVERSION = \> versions.vc] \
-   || [nmakehlp -V $(ROOT)\configure.ac ^[$(PROJECT)^] >> versions.vc]
+   || [nmakehlp -V $(ROOT)\configure.ac AC_INIT >> versions.vc]
 !error *** Could not figure out extension version. Please define DOTVERSION in parent makefile before including rules.vc.
 !endif
 !endif
 !include versions.vc
 !endif # DOTVERSION