diff --git a/tools/bits-info.sh b/tools/bits-info.sh
index 33776278..ba7cb59a 100755
--- a/tools/bits-info.sh
+++ b/tools/bits-info.sh
@@ -689,11 +689,11 @@ get_version()
 get_max_unsigned_of_shell_printf()
 {
   {
-    printf '%u\n' '-1'
+    : #printf '%u\n' '-1'
   } 2> /dev/null
 
   #printf 2> /dev/null '%u\n' '-1'
-  #\eval " \printf 2> /dev/null '%u\n' '-1' "
+  \eval 2> /dev/null " \printf '%u\n' '-1' "
 }
 #shell_name