[kaffe] Build fail for ia32/nb1.6

[Kiyo Inaba]

Hi,

CURRENT fails to be compiled with
	--disable-static --enable-pure-java-math --disable-sound
	--without-x --disable-native-awt --with-threads=unix-jthreads
	--with-jikes=/home/inaba/bin/jikes
on i686/NetBSD-1.6.

It cause compilation problem for
	kaffe/kaffevm/systems/unix-jthreads/jthread.c
by
	../../../../../kaffe-snap-040902/kaffe/kaffevm/systems/unix-jthreads/jthread.c:2183: parse error before `firstAlarm'
	../../../../../kaffe-snap-040902/kaffe/kaffevm/systems/unix-jthreads/jthread.c:2186: `firstAlarm' undeclared (first use in this function)
	../../../../../kaffe-snap-040902/kaffe/kaffevm/systems/unix-jthreads/jthread.c:2186: (Each undeclared identifier is reported only once
	../../../../../kaffe-snap-040902/kaffe/kaffevm/systems/unix-jthreads/jthread.c:2186: for each function it appears in.)
	../../../../../kaffe-snap-040902/kaffe/kaffevm/systems/unix-jthreads/jthread.c:2189: parse error before `maxWait'
	../../../../../kaffe-snap-040902/kaffe/kaffevm/systems/unix-jthreads/jthread.c:2193: `maxWait' undeclared (first use in this function)

Kiyo