if (e->host == *host) { if (CheckLock (&e->lock) == 0) stale (e, broken_callback); }
if (e->host == *host) stale (e, broken_callback);
purge_host (void *ptr, void *arg){    FCacheEntry *e = (FCacheEntry *)ptr;    u_long *host = (u_long *)arg;    AFSCallBack broken_callback = {0, 0, CBDROPPED};    assert (*host);    if (e->host == *host) {	if (CheckLock (&e->lock) == 0)	    stale (e, broken_callback);    }    return FALSE;}