* sysdeps/mach/hurd/sigaction.c (__sigaction): Check ACT != NULL before
reading A.
* sysdeps/mach/hurd/sigsuspend.c (sigsuspend_not_cancel): Define alias
to __sigsuspend.
* sysdeps/mach/i386/sysdep.h: Include <dl-sysdep.h> and <tls.h>.
2006-06-13 Thomas Schwinge <tschwinge@gnu.org>
* sysdeps/mach/hurd/tls.h: Change `ASSEMBLER' conditional to
`__ASSEMBLER__'.
* sysdeps/mach/hurd/i386/tls.h: Likewise.