hi all, i tried to install ns on redhat 7.2, it's ok with tcl8.3.2 but when i try to install tk8.3.2, it gives me along list of warnings and errors, end with: "/root/.gnome-desktop/ns/tk8.3.2/unix/../generic/tk3d.c:1398: 'objptr' undeclared (first use in this function) /root/.gnome-desktop/ns/tk8.3.2/unix/../generic/tk3d.c:1407:warning: control reachesend of non-void function /root/.gnome-desktop/ns/tk8.3.2/unix/../generic/tk3d.c:At top level: /root/.gnome-desktop/ns/tk8.3.2/unix/../generic/tk3d.c:1131: storage size of 'shift table' isn't known /root/.gnome-desktop/ns/tk8.3.2/unix/../generic/tk3d.c:30: warning: 'BorderInit' used but never defined /root/.gnome-desktop/ns/tk8.3.2/unix/../generic/tk3d.c:34: warning:'Intersect' declared 'static' but never defined /root/.gnome-desktop/ns/tk8.3.2/unix/../generic/tk3d.c:37: warning: 'shiftline' declared 'static' but never defined make ***[tk3d.0] Error 1