AC_SUBST(CompressCmd)
AC_SUBST(CompressSuffix)
+AC_ARG_ENABLE(src-tree-happy,
+[ --enable-src-tree-happy
+ Build and use source tree (fptools/happy) version of happy.
+],
+[UseSrcTreeHappy=YES],
+[UseSrcTreeHappy=NO]
+)
dnl ** check for installed happy binary + version
dnl (don't do it if we're booting from .hc files though.)
if test "$BootingFromHc" = "NO"; then