static const char *prg_cache_get(int inode)
static const char *prg_cache_get(unsigned long inode)
static const char *prg_cache_get(int inode){    unsigned hi=PRG_HASHIT(inode);    struct prg_node *pn;    for (pn=prg_hash[hi];pn;pn=pn->next)	if (pn->inode==inode) return(pn->name);    return("-");}