GET_BUF_RESV_SIZE
head = get_header(head, GCS_MAGIC, GET_BUF_RESV_SIZE(context),
head = get_header(head, SVE_MAGIC, GET_BUF_RESV_SIZE(context),
regs = get_header(head, SVE_MAGIC, GET_BUF_RESV_SIZE(context),
regs = get_header(head, ZA_MAGIC, GET_BUF_RESV_SIZE(context),
head = get_header(head, SVE_MAGIC, GET_BUF_RESV_SIZE(context),
head = get_header(head, ZA_MAGIC, GET_BUF_RESV_SIZE(context), &offset);
head = get_header(head, ZA_MAGIC, GET_BUF_RESV_SIZE(context), &offset);
head = get_header(head, ZT_MAGIC, GET_BUF_RESV_SIZE(context), &offset);
head = get_header(head, ZT_MAGIC, GET_BUF_RESV_SIZE(context), &offset);