--- a/gdb/doc/gdb.texinfo
+++ b/gdb/doc/gdb.texinfo
@@ -13106,8 +13106,8 @@ environment variable.
 
 @vindex $_active_linker_namespaces@r{, convenience variable}
 @item $_active_linker_namespaces
-Number of active linkage namespaces in the inferior.  In systems with no
-support for linkage namespaces, this variable will always be set to @samp{1}.
+Number of active linker namespaces in the inferior.  In systems with no
+support for linker namespaces, this variable will always be set to @samp{1}.
Please add here a cross-reference to where linker namespaces are
described.

I don't know how to do that, what texinfo macro(? command?) should I use?

-- 
Cheers,
Guinevere Larsen
She/Her/Hers