cut: fix testsuite

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/testsuite/cut.tests b/testsuite/cut.tests
index d705b91..2458c01 100755
--- a/testsuite/cut.tests
+++ b/testsuite/cut.tests
@@ -66,6 +66,7 @@
 testing "cut with -d -f(a) -s -n" "cut -da -f3 -s -n input" "n\nsium:Jim\n\ncion:Ed\n" "$input" ""
 
 # substitute for awk
+optional FEATURE_CUT_REGEX
 testing "cut -DF" "cut -DF 2,7,5" \
   "said and your\nare\nis demand. supply\nforecast :\nyou you better,\n\nEm: Took hate\n" "" \
 "Bother, said Pooh. It's your husband, and he has a gun.
@@ -75,6 +76,7 @@
 Apple: you can buy better, but you can't pay more.
 Subcalifragilisticexpialidocious.
 Auntie Em: Hate you, hate Kansas. Took the dog. Dorothy."
+SKIP=
 
 testing "cut empty field" "cut -d ':' -f 1-3" "a::b\n" "" "a::b\n"
 testing "cut empty field 2" "cut -d ':' -f 3-5" "b::c\n" "" "a::b::c:d\n"