modified detection

• 199398redhat_unpatched_busybox-rhel4.nasl • 1.2
• 199351redhat_unpatched_busybox-rhel5.nasl • 1.2
• 199295redhat_unpatched_busybox-rhel6.nasl • 1.2
• 199396redhat_unpatched_busybox-rhel7.nasl • 1.2
• 198493redhat_unpatched_libtiff-rhel4.nasl • 1.3
• 198470redhat_unpatched_libtiff-rhel5.nasl • 1.3
• 198513redhat_unpatched_libtiff-rhel6.nasl • 1.3
• 198475redhat_unpatched_libtiff-rhel7.nasl • 1.3
• 198563redhat_unpatched_libtiff-rhel8.nasl • 1.3
• 198484redhat_unpatched_libtiff-rhel9.nasl • 1.3
• 199256redhat_unpatched_kernel-rhel4.nasl • 1.8
• 199257redhat_unpatched_kernel-rhel5.nasl • 1.10
• 199273redhat_unpatched_kernel-rhel6.nasl • 1.12
• 199280redhat_unpatched_kernel-rhel7.nasl • 1.14
• 199272redhat_unpatched_kernel-rhel8.nasl • 1.13
• 199265redhat_unpatched_kernel-rhel9.nasl • 1.15