[Freeciv-Dev] (PR#4671) uninitialized data when saving section file

["Jason Short" <jdorje@xxxxxxxxxxxxxxxxxxxxx>]

==11540== Conditional jump or move depends on uninitialised value(s)
==11540==    at 0x403D08CB: _IO_vfprintf_internal (in /lib/libc-2.3.2.so)
==11540==    by 0x403F01E9: _IO_vsnprintf (in /lib/libc-2.3.2.so)
==11540==    by 0x804CAC7: my_vsnprintf (support.c:327)
==11540==    by 0x80CA590: fz_fprintf (ioz.c:234)
==11540==    by 0x80C144F: section_file_save (registry.c:719)
==11540==    by 0x804E91D: save_game (srv_main.c:571)
==11540==    by 0x804EA6E: save_game_auto (srv_main.c:594)
==11540==    by 0x804FE63: main_loop (srv_main.c:1461)
==11540==    by 0x80502F4: srv_main (srv_main.c:1588)
==11540==    by 0x804A007: main (civserver.c:154)
==11540==    by 0x403A04EC: __libc_start_main (in /lib/libc-2.3.2.so)
==11540==    by 0x8049C60: (within /tmp/jshort/freeciv/server/civserver)

I have no idea where it comes from.  It is repeated a number of times, 
occasionally while saving.  I 'set saveturns 1'.

jason