L1_add
void L1_add(L1_t *lp, L1el_t *lep, void *datap);
L1_add(&(gdevp)->gd_ilist, &(gtgtp)->gt_ilist, (gtgtp)); \
L1_add(&(cccp)->ccc_devs, &(gdevp)->gd_devlist, (gdevp)); \
void L1_add(L1_t *lp, L1el_t *lep, void *datap);
L1_add(&(gdevp)->gd_ilist, &(gtgtp)->gt_ilist, (gtgtp)); \
L1_add(&(cccp)->ccc_devs, &(gdevp)->gd_devlist, (gdevp)); \