r118: Prompt the user to try again if basic auth failed by sending WWW-Authenticate in the 401 Unauthorized response. (bug 167)
r118: Prompt the user to try again if basic auth failed
by sending WWW-Authenticate in the 401 Unauthorized response. (bug 167)

There are probably some other code paths where this should be added, but this
is the common case.

dell-oss/mod_auth_vas,dell-oss/mod_auth_vas