pi@lynx ~ $ sudo apt-get -t wheezy-backports install winbind
Reading package lists... Done
Building dependency tree
Reading state information... Done
The following packages were automatically installed and are no longer required:
  libarchive12 libcdio-cdda1 libcdio-paranoia1 libcdio13 libimobiledevice2 libnettle4 libplist1
  libsoup-gnome2.4-1 libusbmuxd1 usbmuxd
Use 'apt-get autoremove' to remove them.
Suggested packages:
  libnss-winbind libpam-winbind
The following NEW packages will be installed:
  winbind
0 upgraded, 1 newly installed, 0 to remove and 79 not upgraded.
1 not fully installed or removed.
Need to get 567 kB of archives.
After this operation, 1401 kB of additional disk space will be used.
Get:1 http://ftp.debian.org/debian/ wheezy-backports/main winbind armhf 2:4.1.11+dfsg-1~bpo70+1 [567 kB]
Fetched 567 kB in 0s (648 kB/s)
perl: warning: Setting locale failed.
perl: warning: Please check that your locale settings:
        LANGUAGE = (unset),
        LC_ALL = (unset),
        LC_TIME = "pt_PT.UTF-8",
        LC_MONETARY = "pt_PT.UTF-8",
        LC_ADDRESS = "pt_PT.UTF-8",
        LC_TELEPHONE = "pt_PT.UTF-8",
        LC_NAME = "pt_PT.UTF-8",
        LC_MEASUREMENT = "pt_PT.UTF-8",
        LC_IDENTIFICATION = "pt_PT.UTF-8",
        LC_NUMERIC = "pt_PT.UTF-8",
        LC_PAPER = "pt_PT.UTF-8",
        LANG = "en_GB.UTF-8"
    are supported and installed on your system.
perl: warning: Falling back to the standard locale ("C").
locale: Cannot set LC_ALL to default locale: No such file or directory
Selecting previously unselected package winbind.
(Reading database ... 80212 files and directories currently installed.)
Unpacking winbind (from .../winbind_2%3a4.1.11+dfsg-1~bpo70+1_armhf.deb) ...
Processing triggers for man-db ...
locale: Cannot set LC_ALL to default locale: No such file or directory
Setting up samba (2:4.1.11+dfsg-1~bpo70+1) ...
Illegal instruction
[....] Starting SMB/CIFS daemon: smbd/usr/sbin/smbd: error while loading shared libraries: libwinbind-client.so.0: cannot open shared object file: No such file or directory
 failed!
invoke-rc.d: initscript smbd, action "start" failed.
dpkg: error processing samba (--configure):
 subprocess installed post-installation script returned error exit status 1
dpkg: dependency problems prevent configuration of winbind:
 winbind depends on samba (= 2:4.1.11+dfsg-1~bpo70+1); however:
  Package samba is not configured yet.

dpkg: error processing winbind (--configure):
 dependency problems - leaving unconfigured
Errors were encountered while processing:
 samba
 winbind
E: Sub-process /usr/bin/dpkg returned an error code (1)
pi@lynx ~ $