configure.in patch for --with-tcl

Someone reported a problem with getting the --with-tcl configure
option to do anything.  The problem crops up with Marc's (I think it
was his) patch to enable the configure --help output for this option.
The fix is below (remember to run autoconf).

Cheers,
Brook

===========================================================================
--- configure.in.orig	Sun Mar  1 01:00:33 1998
+++ configure.in	Sun Mar  1 21:36:02 1998
@@ -239,8 +239,8 @@
 AC_ARG_WITH(
    tcl,
    [   --with-tcl              use tcl ],
-   USE_TCL=true AC_MSG_RESULT(enabled),
-   USE_TCL=false AC_MSG_RESULT(disabled)
+   USE_TCL=true; AC_MSG_RESULT(enabled),
+   USE_TCL=false; AC_MSG_RESULT(disabled)
 )
 export USE_TCL
 USE_X=$USE_TCL