ref-manual: Updated the PATCHTOOL variable description.

The tool has only three utilities the user can pick from.
The previous description implied unlimited tools.

(From yocto-docs rev: aa9b1c7db1bb52fd903886dc4c47368ebb926905)

Signed-off-by: Scott Rifenbark <scott.m.rifenbark@intel.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

1 files changed, 6 insertions, 2 deletions

diff --git a/documentation/ref-manual/ref-variables.xml b/documentation/ref-manual/ref-variables.xml
index 764c8072da..e17895f73c 100644
--- a/documentation/ref-manual/ref-variables.xml
+++ b/documentation/ref-manual/ref-variables.xml
@@ -3656,6 +3656,8 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
                 <para>
                     Specifies the utility used to apply patches for a recipe
                     during <filename>do_patch</filename>.
+                    You can specify one of three utilities: "patch", "quilt", or
+                    "git".
                     The default utility used is "quilt" except for the
                     quilt-native recipe itself.
                     Because the quilt tool is not available at the
@@ -3664,9 +3666,11 @@ recipes-graphics/xorg-font/font-alias_1.0.3.bb:PR = "${INC_PR}.3"
 
                 <para>
                     If you wish to use an alternative patching tool, set the
-                    variable in the recipe:
+                    variable in the recipe using one of the following:
                     <literallayout class='monospaced'>
-     PATCHTOOL = "tool-name"
+     PATCHTOOL = "patch"
+     PATCHTOOL = "quilt"
+     PATCHTOOL = "git"
                     </literallayout>
                 </para>
             </glossdef>