PRE(workq_ops): handle KI_WQOPS_QUEUE_REQTHREADS without complaining.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13530 a5019735-40e9-0310-863c-91ae7b9d1cf9
Add a bunch of suppressions for 64-bit OSX 10.8 processes.  This is a
huge kludge in that the right fix is to write proper syscall wrappers
for the new threading syscalls in 10.8, but that hasn't happened yet.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@13531 a5019735-40e9-0310-863c-91ae7b9d1cf9