Sir, when I execute the following command: export CC=gcc-4.4 CXX=g++-4.4 && ./install
I am getting this error: In file included from /home/ubuntu/aquasim/tk8.4.13/unix/../generic/tkInt.h:21, from /home/ubuntu/aquasim/tk8.4.13/unix/../generic/tk3d.h:18, from /home/ubuntu/aquasim/tk8.4.13/unix/../generic/tk3d.c:16: /home/ubuntu/aquasim/tk8.4.13/unix/../generic/tk.h:83: fatal error: X11/Xlib.h: No such file or directory compilation terminated. make: *** [tk3d.o] Error 1 tk8.4.13 make failed! Exiting ... For problems with Tcl/Tk see http://www.scriptics.com. Please help. -- View this message in context: http://network-simulator-ns-2.7690.n7.nabble.com/Aquasim-installation-problem-tp29785p29795.html Sent from the ns-users mailing list archive at Nabble.com.