Polkit qt-1

ponchale@easylabs:~/polkit-qt-1/build$ make
[  5%] Automatic moc for target polkit-qt5-core-1
[  5%] Built target polkit-qt5-core-1_automoc
[ 10%] Building CXX object core/CMakeFiles/polkit-qt5-core-1.dir/polkitqt1-subject.cpp.o
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp: In constructor ‘PolkitQt1::Subject::Subject()’:
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp:54:5: warning: ‘void g_type_init()’ is deprecated (declared at /usr/include/glib-2.0/gobject/gtype.h:667) [-Wdeprecated-declarations]
     g_type_init();
     ^
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp:54:17: warning: ‘void g_type_init()’ is deprecated (declared at /usr/include/glib-2.0/gobject/gtype.h:667) [-Wdeprecated-declarations]
     g_type_init();
                 ^
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp: In constructor ‘PolkitQt1::Subject::Subject(PolkitSubject*)’:
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp:60:5: warning: ‘void g_type_init()’ is deprecated (declared at /usr/include/glib-2.0/gobject/gtype.h:667) [-Wdeprecated-declarations]
     g_type_init();
     ^
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp:60:17: warning: ‘void g_type_init()’ is deprecated (declared at /usr/include/glib-2.0/gobject/gtype.h:667) [-Wdeprecated-declarations]
     g_type_init();
                 ^
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp: In static member function ‘static PolkitQt1::Subject PolkitQt1::Subject::fromString(const QString&)’:
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp:111:5: warning: ‘void g_type_init()’ is deprecated (declared at /usr/include/glib-2.0/gobject/gtype.h:667) [-Wdeprecated-declarations]
     g_type_init();
     ^
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp:111:17: warning: ‘void g_type_init()’ is deprecated (declared at /usr/include/glib-2.0/gobject/gtype.h:667) [-Wdeprecated-declarations]
     g_type_init();
                 ^
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp: In member function ‘PolkitQt1::UnixUserIdentity PolkitQt1::SystemBusNameSubject::user()’:
/home/ponchale/polkit-qt-1/core/polkitqt1-subject.cpp:186:111: error: ‘polkit_system_bus_name_get_user_sync’ was not declared in this scope
     return UnixUserIdentity(polkit_system_bus_name_get_user_sync((PolkitSystemBusName *) subject(), NULL, NULL));
                                                                                                               ^
make[2]: *** [core/CMakeFiles/polkit-qt5-core-1.dir/polkitqt1-subject.cpp.o] Error 1
make[1]: *** [core/CMakeFiles/polkit-qt5-core-1.dir/all] Error 2
make: *** [all] Error 2