extra_stack      1317 maint/gnulib/lib/sigsegv.c                                void *extra_stack, size_t extra_stack_size)
extra_stack      1331 maint/gnulib/lib/sigsegv.c   stk_extra_stack = (uintptr_t) extra_stack;
extra_stack      1336 maint/gnulib/lib/sigsegv.c     ss.ss_sp = (char *) extra_stack + extra_stack_size - sizeof (void *);
extra_stack      1339 maint/gnulib/lib/sigsegv.c     ss.ss_sp = extra_stack;
extra_stack       229 maint/gnulib/lib/sigsegv.in.h                                           void* extra_stack, size_t extra_stack_size);