mkstemp64
if ((uncompfd = mkstemp64(tmpfilename)) == -1) {
if ((tfd = mkstemp64(tmpfilename)) == -1)
if ((compfd = mkstemp64(comp_filename)) == -1)
#define mkstemp mkstemp64
extern int mkstemp64(char *);
#define mkstemp mkstemp64
if ((mkret = mkstemp64(tfname)) == -1)