user_handler      914 maint/gnulib/lib/sigsegv.c static sigsegv_handler_t user_handler = (sigsegv_handler_t)NULL;
user_handler      934 maint/gnulib/lib/sigsegv.c   if (user_handler && (*user_handler) (address, 0))
user_handler     1059 maint/gnulib/lib/sigsegv.c       if (user_handler && (*user_handler) (address, 1))
user_handler     1274 maint/gnulib/lib/sigsegv.c   user_handler = handler;
user_handler     1288 maint/gnulib/lib/sigsegv.c   user_handler = (sigsegv_handler_t)NULL;
user_handler     1362 maint/gnulib/lib/sigsegv.c   if (user_handler)