t3700-add: fix dependence on stdout and stderr buffering

diff --git a/t/README b/t/README
index a5901424388b9cfb525b7bdbfd6d5afda3c9e014..0d1183c3e69904e9e3543d757f14f10c629e199b 100644 (file)
--- a/t/README
+++ b/t/README
@@ -259,11 +259,11 @@ Do:
        test ...
 
    That way all of the commands in your tests will succeed or fail. If
-   you must ignore the return value of something (e.g. the return
-   value of export is unportable) it's best to indicate so explicitly
-   with a semicolon:
+   you must ignore the return value of something (e.g., the return
+   after unsetting a variable that was already unset is unportable) it's
+   best to indicate so explicitly with a semicolon:
 
-       export HLAGH;
+       unset HLAGH;
        git merge hla &&
        git push gh &&
        test ...