+# duplicate from ../configure.ac
+AC_ARG_WITH([ghc],
+[AC_HELP_STRING([--with-ghc=ARG],
+ [Use ARG as the path to GHC [default=autodetect]])],
+ [WithGhc="$withval"],
+ [if test "$GHC" = ""; then
+ AC_PATH_PROG([GHC], [ghc])
+ fi
+ WithGhc="$GHC"])
+AC_SUBST([WithGhc])
+