t/{t5541,lib-httpd}: replace problematic '!()' notation with test_must_fail

diff --git a/t/t5800-remote-helpers.sh b/t/t5800-remote-helpers.sh
index 22c7df47fb2dccd8c3468b6c136fe3eb268e50d3..637d8e97ac4d220437ac168dcce49dfd33aa7a24 100755 (executable)
--- a/t/t5800-remote-helpers.sh
+++ b/t/t5800-remote-helpers.sh
@@ -9,13 +9,13 @@ test_description='Test remote-helper import and export commands'
 
 if test_have_prereq PYTHON && "$PYTHON_PATH" -c '
 import sys
-if sys.hexversion < 0x02050000:
+if sys.hexversion < 0x02040000:
     sys.exit(1)
 '
 then
        :
 else
-       say 'skipping git remote-testgit tests: requires Python 2.5 or newer'
+       skip_all='skipping git remote-testgit tests: requires Python 2.4 or newer'
        test_done
 fi