Ubuntu 9.10 ~/.profile -> export GDK_NATIVE_WINDOWS=1 [failed] env GDK_NATIVE_WINDOWS=1 /path/to

Ubuntu 9.10
~/.profile -> export GDK_NATIVE_WINDOWS=1 [failed]
env GDK_NATIVE_WINDOWS=1 /path/to/eclipse [failed]
/etc/environment -> export GDK_NATIVE_WINDOWS=1 [failed]

Gnome unsets this particular variable whenever he can. Is there anyway to forbid gnome unsetting this variable?