[hurd,commited] hurd: Fix SS_ONSTACK support

[Samuel Thibault]

Joseph Myers, le ven. 30 août 2019 16:26:29 +0000, a ecrit:
> I'm seeing build failures with build-many-glibcs.py:
> 
> ../sysdeps/mach/hurd/i386/sigreturn.c: In function '__sigreturn2':
> ../sysdeps/mach/hurd/i386/sigreturn.c:33:18: error: passing argument 1 of 
> '__spin_unlock' from incompatible pointer type 
> [-Werror=incompatible-pointer-types]
>    __spin_unlock (ss);

Ah, sorry, that was indeed a last-minute merge fix which went wrong.  I
have pushed a fix.

Samuel