Follow-up Comment #7, patch #3846 (project wesnoth):
It is the leader's id, not the side one's. Sides don't normally have an id,
unless the wml author explicitely specifies a save_id. We could make
specifying a non-empty save_id for persistent sides mandatory. If it's not
given, stderr message
Follow-up Comment #4, patch #3847 (project wesnoth):
Modified the patch so it would compile on mingw.
In the patch I assumed that Wesnoth targets Windows XP and higher. If it also
targets Windows 2000 or Windows 98, some changes should be done.
Since I introduced two new files, they should be
