Seen in 8.4.3
The use of vars. "found" and "word" in
NotifierThreadProc() in tclUnixNotfy.c shall be long,
as they are used to hold long values in the select tests.
This error results in the select spinning if int and long is
not the same size.
First seen on HP-UX 11i running Tcl/Tk in 64 bit mode.