include: <unistd.h>
include: <errno.h>
include: <sys/mman.h>
fiu name base: posix/mm/
v: #if LIBFIU_CAN_DEFINE_64BIT_FUNCTIONS && defined _POSIX_MAPPED_FILES
void *mmap64(void *addr, size_t length, int prot, int flags, int fd, \
off64_t offset);
fiu name: posix/mm/mmap
on error: MAP_FAILED
valid errnos: EACCES EAGAIN EBADF EINVAL ENFILE ENODEV ENOMEM EPERM \
ETXTBSY
v: #endif