#define BGZF_BLOCK_SIZE 0xff00 // make sure compressBound(BGZF_BLOCK_SIZE) < BGZF_MAX_BLOCK_SIZE
#define BGZF_MAX_BLOCK_SIZE 0x10000
#define BGZF_BLOCK_SIZE 0xff00 // make sure compressBound(BGZF_BLOCK_SIZE) < BGZF_MAX_BLOCK_SIZE
#define BGZF_MAX_BLOCK_SIZE 0x10000