installing gnome development packages

[Marco]

Peter Garrett wrote:

> I don't understand, sorry...

I think I understand you and you understood my intention. Your system
bahaves like I am expecting but my doesn't:

$ sudo apt-get -s install mail-notification
Reading package lists... Done
Building dependency tree... Done
The following NEW packages will be installed
  mail-notification
0 upgraded, 1 newly installed, 0 to remove and 2 not upgraded.
Inst mail-notification (2.0.dfsg.1-2ubuntu1 Ubuntu:6.06/dapper)
Conf mail-notification (2.0.dfsg.1-2ubuntu1 Ubuntu:6.06/dapper)
$ sudo apt-get -s source mail-notification
Password:
Reading package lists... Done
Building dependency tree... Done
E: Unable to find a source package for mail-notification
$ grep universe /etc/apt/sources.list | grep -v ^#
deb http://at.archive.ubuntu.com/ubuntu/ dapper universe multiverse
deb-src http://at.archive.ubuntu.com/ubuntu/ dapper universe multiverse
deb http://security.ubuntu.com/ubuntu dapper-security universe
deb-src http://security.ubuntu.com/ubuntu dapper-security universe

I tried au.archive.ubuntu.com, too. My system can't find the source packages
and therefor no build-dep.

/m