SHA512_File
char *SHA512_File(const char *, char *);
SHA512_Filter, (_filefunc) SHA512_File },
dres = SHA512_File(from_name, NULL);
if ((digestbuf = SHA512_File(p->fts_accpath, NULL)) == NULL) {
dosum(fp, indent, p, &offset, F_SHA512, SHA512_File, SHA512KEY);
{ "SHA512", SHA512_File },