I noticed a typo:
...
(gdb) help maint info target-sections
List GDB's internal section table.
Print the current targets section list. This is a sub-set of all
sections, from all objects currently loaded. Usually the ALLOC
sectoins.
...
Fix this by using "sections".
Reviewed-By: Tom Tromey <tom@tromey.com>
\n\
Print the current targets section list. This is a sub-set of all\n\
sections, from all objects currently loaded. Usually the ALLOC\n\
-sectoins."),
+sections."),
&maintenanceinfolist);
add_basic_prefix_cmd ("print", class_maintenance,