than test) so that the condition code is set correctly (and fix the
comments: 0x10->0x01 and ^->&). From Anon Ymous
XXX: There are similar comment errors in some of the other string code.
XXX: We really need a regression test that includes misaligned memory
with searches designed to catch corner cases such as searching for 0,
-1, etc, and search length limit violations. Searching for 0 on
misaligned memory would have caught this problem.