[PATCH] advapi32: Initialize buffer length to zero in LsaLookupSids to prevent crash.

[Qian Hong]

This patch make Cygwin / MSYS2 happier.

A full fix is as complicate as the draft patch and test in 
https://testbot.winehq.org/JobDetails.pl?Key=12636&log_101=1#k101 shows.

---
  dlls/advapi32/lsa.c | 1 +
  1 file changed, 1 insertion(+)


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