Remove the following packages:
1)      build-essential
2)      doxygen
3)      eclipse-cdt
4)      eclipse-cdt-autotools
5)      eclipse-cdt-profiling-framework
6)      eclipse-cdt-qt
7)      eclipse-cdt-valgrind
8)      eclipse-eclox
9)      eclipse-mylyn-context-cdt
10)     g++
11)     g++-5
12)     gcc
13)     gcc-5
14)     gcc-5-base:i386
15)     glib-networking:i386
16)     libasan2
17)     libasound2-plugins:i386
18)     libatomic1
19)     libboost-filesystem1.58.0:i386
20)     libboost-system1.58.0:i386
21)     libcilkrts5
22)     libclang1-3.6
23)     libegl1-mesa:i386
24)     libgcc-5-dev
25)     libgl1-mesa-dri:i386
26)     libgl1-mesa-glx:i386
27)     libglu1-mesa:i386
28)     libgphoto2-6:i386
29)     libgtk-3-0:i386
30)     libicu55:i386
31)     libjack-jackd2-0:i386
32)     libllvm3.8:i386
33)     libmirclient9:i386
34)     libmircommon5:i386
35)     libmirprotobuf3:i386
36)     libmpx0
37)     libobjc-5-dev
38)     libobjc4
39)     libosmesa6:i386
40)     libprotobuf-lite9v5:i386
41)     libproxy1v5:i386
42)     librest-0.7-0:i386
43)     libsane:i386
44)     libsoup-gnome2.4-1:i386
45)     libsoup2.4-1:i386
46)     libstdc++-5-dev
47)     libstdc++6:i386
48)     libtsan0
49)     libtxc-dxtn-s2tc0:i386
50)     libubsan0
51)     libwayland-egl1-mesa:i386
52)     libxml2:i386
53)     libxslt1.1:i386
54)     mesa-vdpau-drivers:i386
55)     playonlinux
56)     va-driver-all:i386
57)     vdpau-driver-all:i386
58)     vdpau-va-driver:i386
59)     wine-staging
60)     wine-staging-i386:i386
61)     winehq-staging

      Install the following packages:
62)     cpp-4.7 [4.7.4-3ubuntu12 (xenial)]
63)     gcc-4.7 [4.7.4-3ubuntu12 (xenial)]
64)     gcc-4.7-base [4.7.4-3ubuntu12 (xenial)]
65)     libcloog-pplv4-1 [0.16.1-6ubuntu3 (xenial)]
66)     libgcc-4.7-dev [4.7.4-3ubuntu12 (xenial)]
67)     libgfortran3 [5.3.1-14ubuntu2 (xenial)]
68)     libgmpxxv4-4 [2:6.1.0+dfsg-2ubuntu5 (xenial)]
69)     libpplv4-13 [1:1.1-7ubuntu3 (xenial)]
70)     libpplv4-c4 [1:1.1-7ubuntu3 (xenial)]
71)     python-apt [1.1.0~beta1build1 (xenial)]
72)     steam-launcher [1.0.0.52 (<NULL>)]

      Downgrade the following packages:
73)     cpp-5 [5.4.0-6ubuntu1~16.04.1 (now) -> 5.3.1-14ubuntu2 (xenial)]
74)     gcc-5-base [5.4.0-6ubuntu1~16.04.1 (now) -> 5.3.1-14ubuntu2 (xenial)]
75)     libcc1-0 [5.4.0-6ubuntu1~16.04.1 (now) -> 5.3.1-14ubuntu2 (xenial)]
76)     libgomp1 [5.4.0-6ubuntu1~16.04.1 (now) -> 5.3.1-14ubuntu2 (xenial)]
77)     libitm1 [5.4.0-6ubuntu1~16.04.1 (now) -> 5.3.1-14ubuntu2 (xenial)]
78)     liblsan0 [5.4.0-6ubuntu1~16.04.1 (now) -> 5.3.1-14ubuntu2 (xenial)]
79)     libquadmath0 [5.4.0-6ubuntu1~16.04.1 (now) -> 5.3.1-14ubuntu2 (xenial)]
80)     libstdc++6 [5.4.0-6ubuntu1~16.04.1 (now) -> 5.3.1-14ubuntu2 (xenial)]
81)     steam:i386 [1:1.0.0.48-1ubuntu3 (now, xenial) -> 1.0.0.52 (<NULL>)]

      Leave the following dependencies unresolved:
82)     libvdpau1:i386 recommends vdpau-driver-all:i386 | vdpau-driver:i386
83)     winetricks recommends wine
84)     virtualbox-5.1 recommends gcc
85)     wine-staging-i386:i386 recommends libosmesa6:i386
86)     wine-staging-i386:i386 recommends libtxc-dxtn-s2tc0:i386
87)     dpkg-dev recommends build-essential


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