MAX_SRVCOUNT
#define MAX_SRVID (MAX_SRVCOUNT - 1)
char isg_id_arr[MAX_SRVCOUNT]; /* for server ID allocation */
if (sg->isg_srvcount == MAX_SRVCOUNT)
for (id = 0; id < MAX_SRVCOUNT; id++) {
if (sg->isg_id_arr[(id + i) % MAX_SRVCOUNT] == 0)
sg->isg_max_id = (id + i) % MAX_SRVCOUNT;