Still happens on fresh Ubuntu 16.04 LTS while executing:
```
$ sudo apt-get install openjdk-9*
...
Unpacking openjdk-9-jdk:amd64 (9~b114-0ubuntu1) ...
dpkg: error processing archive /var/cache/apt/archives/openjdk-9-jdk_9~b114-0ubuntu1_amd64.deb (--unpack):
trying to overwrite '/usr/lib/jvm/java-9-openjdk-amd64/include/linux/jawt_md.h', which is also in package openjdk-9-jdk-headless:amd64 9~b114-0ubuntu1
...
Errors were encountered while processing:
/var/cache/apt/archives/openjdk-9-jdk_9~b114-0ubuntu1_amd64.deb
E: Sub-process /usr/bin/dpkg returned an error code (1)
Still happens on fresh Ubuntu 16.04 LTS while executing:
``` apt/archives/ openjdk- 9-jdk_9~ b114-0ubuntu1_ amd64.deb (--unpack): jvm/java- 9-openjdk- amd64/include/ linux/jawt_ md.h', which is also in package openjdk- 9-jdk-headless: amd64 9~b114-0ubuntu1 apt/archives/ openjdk- 9-jdk_9~ b114-0ubuntu1_ amd64.deb
$ sudo apt-get install openjdk-9*
...
Unpacking openjdk-9-jdk:amd64 (9~b114-0ubuntu1) ...
dpkg: error processing archive /var/cache/
trying to overwrite '/usr/lib/
...
Errors were encountered while processing:
/var/cache/
E: Sub-process /usr/bin/dpkg returned an error code (1)
```
So the bug is not yet fixed.