[PATCH] Cygwin: Allow to set SO_PEERCRED zero

The existing code errors as EINVAL any attempt to set a value for SO_PEERCRED via setsockopt() on an AF_UNIX/AF_LOCAL socket. But to enable the workaround set_no_getpeereid behavior for Python one has to be able to set SO_PEERCRED to zero. Ergo, this patch. Python has no way to specify a NULL

[PATCH] Cygwin: Launch cygmagic with bash, not sh

On some systems /bin/sh is not /bin/bash and cygmagic has bash-isms in it. So even though cygmagic has a /bin/bash shebang, it also needs to be launched with bash from within Makefile.in. --- winsup/cygwin/Makefile.in | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git