getbsize
header = getbsize(&headerlen, &blocksize);
(void)getbsize(NULL, &blocksize);
char *getbsize(int *, long *);
__weak_alias(getbsize,_getbsize)
getbsize(int *headerlenp, long *blocksizep)
header = getbsize(&hlen, &blocksize);
(void)getbsize(NULL, &blocksize);
header = getbsize(&hlen, &blocksize);
header = getbsize(NULL, &blocksize);