t / t5100 / info0006on commit builtin-gc.c: allow disabling all auto-gc'ing by assigning 0 to gc.auto (b14d255)
   1Author: A U Thor
   2Email: a.u.thor@example.com
   3Subject: a commit.
   4Date: Fri, 9 Jun 2006 00:44:16 -0700
   5