builtin-grep: use external grep when we can take advantage of it

diff --git a/Documentation/git-var.txt b/Documentation/git-var.txt
index 45b100694a869730273db0dbd91129e2aea49416..a5b1a0dbab5e55a1c1fc2b0f8b35e234832808bb 100644 (file)
--- a/Documentation/git-var.txt
+++ b/Documentation/git-var.txt
@@ -1,6 +1,5 @@
 git-var(1)
 ==========
-v0.1, July 2005
 
 NAME
 ----
@@ -9,27 +8,32 @@ git-var - Print the git users identity
 
 SYNOPSIS
 --------
-git-var [ -l | <variable> ]
+'git-var' [ -l | <variable> ]
 
 DESCRIPTION
 -----------
 Prints a git logical variable.
 
--l causes the logical variables to be listed.
+OPTIONS
+-------
+-l::
+       Cause the logical variables to be listed. In addition, all the
+       variables of the git configuration file .git/config are listed
+       as well. (However, the configuration variables listing functionality
+       is deprecated in favor of `git-repo-config -l`.)
 
 EXAMPLE
 --------
-$git-var GIT_AUTHOR_IDENT
-
-Eric W. Biederman <ebiederm@lnxi.com> 1121223278 -0600
+       $ git-var GIT_AUTHOR_IDENT
+       Eric W. Biederman <ebiederm@lnxi.com> 1121223278 -0600
 
 
 VARIABLES
 ----------
-GIT_AUTHOR_IDENT
+GIT_AUTHOR_IDENT::
     The author of a piece of code.
 
-GIT_COMMITTER_IDENT
+GIT_COMMITTER_IDENT::
     The person who put a piece of code into git.
 
 Diagnostics
@@ -43,8 +47,9 @@ Your sysadmin must hate you!::
 
 See Also
 --------
-link:git-commit-tree.html[git-commit-tree]
-link:git-tag-script.html[git-tag-script]
+gitlink:git-commit-tree[1]
+gitlink:git-tag[1]
+gitlink:git-repo-config[1]
 
 Author
 ------
@@ -56,5 +61,5 @@ Documentation by Eric Biederman and the git-list <git@vger.kernel.org>.
 
 GIT
 ---
-Part of the link:git.html[git] suite
+Part of the gitlink:git[7] suite