unnethack: fix Darwin build

diff --git a/configure b/configure

index 8fca0b9cb..5d9ee20ac 100755

--- a/configure

+++ b/configure

@@ -8239,13 +8239,13 @@ printf '%s\n' "no" >&6; }

 fi

-if test "$HAVE_COL" != "yes" ; then

-        if test $host_os != mingw32; then

-                as_fn_error $? "Couldn't find 'col'" "$LINENO" 5

-        else

-                as_fn_error $? "Couldn't find 'col' (install 'util-linux' in Cygwin)" "$LINENO" 5

-        fi

-fi

+#if test "$HAVE_COL" != "yes" ; then

+#        if test $host_os != mingw32; then

+#                as_fn_error $? "Couldn't find 'col'" "$LINENO" 5

+#        else

+#                as_fn_error $? "Couldn't find 'col' (install 'util-linux' in Cygwin)" "$LINENO" 5

+#        fi

+#fi

 if test $host_os != mingw32; then

     { printf '%s\n' "$as_me:${as_lineno-$LINENO}: checking for pseudo random number device" >&5

    hash = "sha256-45sybOM2zCPCCuHGZ5sEeJzkgcwvi3MhgOC1v1kRwWg=";

  };

  patches = [

    # util-linux does not contains "col" binary on Darwin. Only needed for documentation build.

    # https://github.com/util-linux/util-linux/commit/8886d84e25a457702b45194d69a47313f76dc6bc

    ./disable-col-check.patch

  ];

  buildInputs = [

    ncurses

    lua5_4