1. 0951606 hush: do not use ps -o in leak_argv1; do not hardcode path in negate by Denys Vlasenko · 15 years ago
  2. c3d9195 we arent testing `echo -n` here so use printf instead by Mike Frysinger · 16 years ago
  3. a844200 hush: support "! cmd | cmd" negation by Denis Vlasenko · 17 years ago