http://bugs.winehq.org/show_bug.cgi?id=58523
--- Comment #2 from Adam Williamson adamw@happyassassin.net --- Looks like this is getting reverted upstream: https://inbox.sourceware.org/libc-alpha/lhua55148x3.fsf@oldenburg.str.redhat... . If that gets confirmed, I guess this issue can be closed as it won't have been in any stable glibc.