rec_diag_hdr
if ((hdr = (struct rec_diag_hdr *)calloc(1, MAX_REC_DIAG_LENGTH)) ==
sizeof (struct rec_diag_hdr));
(void) memset(&hdr, 0, sizeof (struct rec_diag_hdr));
sizeof (struct rec_diag_hdr), page_code)) {
Rec_diag_hdr *hdr = (struct rec_diag_hdr *)(void *)buf;
hdr = (struct rec_diag_hdr *)(void *)local_buf_ptr;