root@michael:~/wine-src/wine-patches# apt-get -f install Reading package lists... Done Building dependency tree Reading state information... Done Correcting dependencies... Done The following extra packages will be installed: libsm-dev The following NEW packages will be installed: libsm-dev 0 upgraded, 1 newly installed, 0 to remove and 0 not upgraded. 70 not fully installed or removed. Need to get 0B/25.6kB of archives. After unpacking, 131kB of additional disk space will be used. Do you want to continue [Y/n]? y (Reading database ... 134928 files and directories currently installed.) Unpacking libsm-dev (from .../libsm-dev_2%3a1.0.2-1build1_i386.deb) ... dpkg: error processing /var/cache/apt/archives/libsm-dev_2%3a1.0.2-1build1_i386.deb (--unpack): trying to overwrite `/usr/include/X11/SM/SM.h', which is also in package libsm6-devel Errors were encountered while processing: /var/cache/apt/archives/libsm-dev_2%3a1.0.2-1build1_i386.deb E: Sub-process /usr/bin/dpkg returned an error code (1) root@michael:~/wine-src/wine-patches#