Trying to install Gtkmm 4 in a Debian 11 box I do this :
sudo apt install libgtkmm-4.0-dev
But then I get this error :
Unable to locate package libgtkmm-4.0-dev
What am I doing wrong?
Perhaps libgtkmm-4.0 doesn't exist?
$ apt search
libgtkmm
Sorting... Done
Full Text Search... Done
libgtkmm-2.4-1v5/stable,now
1:2.24.5-4 amd64 [installed,automatic]
C++ wrappers for GTK+ 2 (shared libraries)
libgtkmm-2.4-dev/stable
1:2.24.5-4 amd64
C++ wrappers for GTK+ 2 (development files)
libgtkmm-2.4-doc/stable
1:2.24.5-4 all
C++ wrappers for GTK+ 2 (documentation)
libgtkmm-3.0-1v5/stable,now
3.24.2-2 amd64 [installed,automatic]
C++ wrappers for GTK+ (shared libraries)
libgtkmm-3.0-dev/stable
3.24.2-2 amd64
C++ wrappers for GTK+ (development files)
libgtkmm-3.0-doc/stable
3.24.2-2 all
C++ wrappers for GTK+ (documentation)
$ cat /etc/debian_version
11.1
I don't see a 4.0 version.
Bob