Hi,

The attached patch fixes a NULL pointer dereference starting the TUI 
when the TERM environment variable is not set. This is a particular 
problem on windows where that variable is not usually set.

2005-10-17  Andrew Stubbs  <andrew.stubbs@st.com>

	* tui/tui-command.c (tui_dispatch_ctrl_char): Test output of
	getenv() before using it.

Andrew Stubbs