This bug was fixed in the package gnome-system-tools - 3.0.0-9.1ubuntu4
--------------- gnome-system-tools (3.0.0-9.1ubuntu4) noble; urgency=medium
* d/p/implicit_declaration.patch: add missing declarations to resolve ftbfs (LP: #2060165).
-- Vladimir Petko <email address hidden> Thu, 04 Apr 2024 11:38:40 +1300
This bug was fixed in the package gnome-system-tools - 3.0.0-9.1ubuntu4
---------------
gnome-system-tools (3.0.0-9.1ubuntu4) noble; urgency=medium
* d/p/implicit_ declaration. patch: add missing declarations to resolve
ftbfs (LP: #2060165).
-- Vladimir Petko <email address hidden> Thu, 04 Apr 2024 11:38:40 +1300