cc1plus: warning: Ignoring command line option '-Wformat-security'

[Helge Deller]

Hi,
Could someone with enough kharma please fix:
    cc1plus: warning: Ignoring command line option '-Wformat-security'
coming on every single compiled source C++ file for me ?

[root at P100 kdelibs]# g++ --version
2.96
(Yes, I know.....)

Greetings,
Helge