bind 9.1.2 - entropy.c:949: unexpected error:

[Silvestre Malta]

hello im trying to confihure bind 9.1.2
and when i start bind i have the followyng errors ...

entropy.c:949: unexpected error:
entropy.c:949: unexpected error:
fcntl(8, F_SETFL, 4): Inappropriate ioctl for device
fcntl(8, F_SETFL, 4): Inappropriate ioctl for device
the default for the 'auth-nxdomain' option is now 'no'


i can't uderstand ...
can any one help me ?
tanks