tests/test-walk.t

--- a/tests/test-walk.t	Mon Jun 26 11:15:30 2023 +0100
+++ b/tests/test-walk.t	Mon Jun 26 14:34:58 2023 +0200
@@ -676,7 +676,7 @@
   > EOF
   $ "$PYTHON" printnum.py >> overflow.list
   $ echo fenugreek >> overflow.list
-  $ hg debugwalk 'listfile:overflow.list' 2>&1 | egrep -v '^xxx'
+  $ hg debugwalk 'listfile:overflow.list' 2>&1 | grep -E -v '^xxx'
   f  fennel     fennel     exact
   f  fenugreek  fenugreek  exact
   $ cd ..