[SCM] Samba Shared Repository - branch master updated - release-4-0-0alpha6-1111-g8d63c59

[tridge at samba.org]

Hi Andrew,

 > What operating systems have such a slow getpid() that this complexity is
 > worth it?

My guess is that getpid() is very fast on all the OSes we care
about. On Linux it is cached in glibc.

Cheers, Tridge