mmap64

Undocumented in source but is binding to C. You might be able to learn more by searching the web for its name.

void* mmap64(void* , size_t , int , int , int , off_t )
void* mmap64(void* , size_t , int , int , int , off_t )
version(!linux && !darwin && !FreeBSD && solaris && !X86_64)
extern (C)
static if(__USE_LARGEFILE64)
void*
mmap64
(
void*
,
size_t
,
int
,
int
,
int
,
off_t
)

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