[Buildroot] bluez-utils 4.98 Configuring: error: D-Bus library is required

[alex n]

2012/3/22, Yegor Yefremov <yegor_sub1 at visionsystems.de>:
> Am 21.03.2012 21:23, schrieb alex n:
>> Hi,
>>
>> I'm trying to compile bluez-utils but I get "error: D-Bus library is
>> required" while it configure. D-Bus checked in menuconfig and compiled
>> into /output/build/dbus-1.4.16 succesfully.
>> So how can I fix this error?
>>
>> Buildroot - 2012.02.
>
> Have no problems with compiling bluez-utils. Have you tried make clean;
> make? What architecture you're compiling for? What toolchain?
>

Thanks, make clean & make solved the problem but I met next error:

>>> bluez_utils 4.98 Building
....
src/main.c:36:26: error: sys/signalfd.h: No such file or directory
  CC     src/bluetoothd-rfkill.o
src/main.c: In function 'signal_handler':
src/main.c:261: error: storage size of 'si' isn't known
make[2]: *** [src/bluetoothd-main.o] Error 1
....
make[1]: Leaving directory
`/mnt/SK/ASNEE/BT/buildroot-2012.02/output/build/bluez_utils-4.98'
make: *** [/mnt/SK/ASNEE/BT/buildroot-2012.02/output/build/bluez_utils-4.98/.stamp_built]
Error 2

How can I fix the error?

Thanks,
Alex.