(werror): Don't call exit (copy&paste-error).

Rev: nettle/tools/misc.c:1.2

tools/misc.c

@@ -48,8 +48,6 @@ werror(const char *format, ...)
   va_start(args, format);
   vfprintf(stderr, format, args);
   va_end(args);
-
-  exit(EXIT_FAILURE);
 }
 
 const char