docs: Correct PXE environment variables descriptions

Correct documentation for pxe_default_server, pxe_default_gatway and
pxe_blksize. Only pxe_default_server is actually used (alias for
net_default_server). So, capture this and remove the other two.

Fixes: https://savannah.gnu.org/bugs/?54480
Signed-off-by: Andrew Hamilton <adhamilt@gmail.com>
Reviewed-by: Daniel Kiper <daniel.kiper@oracle.com>

diff --git a/docs/grub.texi b/docs/grub.texi
index 2ea6c56d100e8be430acdd1291426340dd4347f0..62dace82897bbe8e2504033d573345e7ab850523 100644 (file)
--- a/docs/grub.texi
+++ b/docs/grub.texi
@@ -2680,6 +2680,9 @@ The default interface's MAC address.  Read-only.  This is alias for the
 The default server used by network drives (@pxref{Device syntax}).  Read-write,
 although setting this is only useful before opening a network device.
 
+@item pxe_default_server
+This performs the same function as @samp{net_default_server}.
+
 @end table
 
 
@@ -3310,8 +3313,6 @@ These variables have special meaning to GRUB.
 * net_default_server::
 * pager::
 * prefix::
-* pxe_blksize::
-* pxe_default_gateway::
 * pxe_default_server::
 * root::
 * shim_lock::
@@ -3755,18 +3756,6 @@ dynamically loaded from this directory, so it must be set correctly in order
 for many parts of GRUB to work.
 
 
-@node pxe_blksize
-@subsection pxe_blksize
-
-@xref{Network}.
-
-
-@node pxe_default_gateway
-@subsection pxe_default_gateway
-
-@xref{Network}.
-
-
 @node pxe_default_server
 @subsection pxe_default_server