man-pages: Update cifs.upcall to mention GSS_USE_PROXY
authorJacob Shivers <jshivers@redhat.com>
Tue, 26 Oct 2021 14:57:41 +0000 (10:57 -0400)
committerPavel Shilovsky <pshilovsky@samba.org>
Fri, 29 Apr 2022 22:07:49 +0000 (15:07 -0700)
commit8a288d65f2a637b8569246593baecbe6488e2589
treeea6706cf319e3c408a4c67eb48477ac995787b43
parentaeee69046d580333564ffc9046a9b61d2db8d53d
man-pages: Update cifs.upcall to mention GSS_USE_PROXY

Add ENVIRONMENT VARIABLES section with the usage of gssproxy as
a credential retrieval method.

Signed-off-by: Jacob Shivers <jshivers@redhat.com>
cifs.upcall.rst.in