Add `SUDO_ASKPASS` to `brew-cask` manpage.

1 files changed, 10 insertions, 4 deletions

diff --git a/Library/Homebrew/manpages/brew-cask.1.md b/Library/Homebrew/manpages/brew-cask.1.md
index 5175421fe..6b4e8bc87 100644
--- a/Library/Homebrew/manpages/brew-cask.1.md
+++ b/Library/Homebrew/manpages/brew-cask.1.md
@@ -87,12 +87,12 @@ names, and other aspects of this manual are still subject to change.
     given Cask.
     
   * `outdated` [--greedy] [--verbose|--quiet] [ <token> ...]:
-    Without token arguments, display all the installed Casks that have newer 
-    versions available in the tap; otherwise check only the tokens given 
+    Without token arguments, display all the installed Casks that have newer
+    versions available in the tap; otherwise check only the tokens given
     in the command line.
-    If `--greedy` is given then also include in the output the Casks having 
+    If `--greedy` is given then also include in the output the Casks having
     `auto_updates true` or `version :latest`. Otherwise they are skipped
-    because there is no reliable way to know when updates are available for 
+    because there is no reliable way to know when updates are available for
     them.<br>
     `--verbose` forces the display of the outdated and latest version.<br>
     `--quiet` suppresses the display of versions.
@@ -257,6 +257,12 @@ Environment variables specific to Homebrew-Cask:
 
                export HOMEBREW_CASK_OPTS='--appdir=/Applications --caskroom=/etc/Caskroom'
 
+Other environment variables:
+           
+  * `SUDO_ASKPASS`:
+    When this variable is set, Homebrew-Cask will call `sudo`(8) with the `-A` option.
+
+
 ## SEE ALSO
 
 The Homebrew-Cask home page: <https://caskroom.github.io/>