stats.c: In function 'init_collector_data':
stats.c:196:2: warning: call to function 'zbx_procstat_init' without a real prototype [-Wunprototyped-calls]
  zbx_procstat_init(&collector->procstat);
  ^
In file included from stats.h:38:0,
                 from stats.c:21:
procstat.h:49:6: note: 'zbx_procstat_init' was declared here
 void zbx_procstat_init();
      ^
stats.c: In function 'free_collector_data':
stats.c:232:2: warning: call to function 'zbx_procstat_destroy' without a real prototype [-Wunprototyped-calls]
  zbx_procstat_destroy(&collector->procstat);
  ^
In file included from stats.h:38:0,
                 from stats.c:21:
procstat.h:50:6: note: 'zbx_procstat_destroy' was declared here
 void zbx_procstat_destroy();
      ^
stats.c: In function 'init_collector_data':
stats.c:196:2: warning: call to function 'zbx_procstat_init' without a real prototype [-Wunprototyped-calls]
  zbx_procstat_init(&collector->procstat);
  ^
In file included from stats.h:38:0,
                 from stats.c:21:
procstat.h:49:6: note: 'zbx_procstat_init' was declared here
 void zbx_procstat_init();
      ^
stats.c: In function 'free_collector_data':
stats.c:232:2: warning: call to function 'zbx_procstat_destroy' without a real prototype [-Wunprototyped-calls]
  zbx_procstat_destroy(&collector->procstat);
  ^
In file included from stats.h:38:0,
                 from stats.c:21:
procstat.h:50:6: note: 'zbx_procstat_destroy' was declared here
 void zbx_procstat_destroy();
      ^