ebf-fcitx-1.8.5在turbolinux 8中不能编译通过，why？

clhu

系统为turbolinux 8 workstation, gcc版本2.96，同时安装了gcc3-3.1
编译错误如下：
------------------------------------------------
make[1]: Leaving directory `/tmp/ebf-fcitx-1.8.5/IMdkit/lib'
gcc -c -O2 -fno-strength-reduce -I/usr/X11R6/include -I. main.c
In file included from IMdkit/include/IMdkit.h:35,
                 from xim.h:10,
                 from main.c:13:
/usr/X11R6/include/X11/Xmd.h:157: warning: useless keyword or type name in empty declaration
/usr/X11R6/include/X11/Xmd.h:157: warning: empty declaration
gcc -c -O2 -fno-strength-reduce -I/usr/X11R6/include -I. ime.c
gcc -c -O2 -fno-strength-reduce -I/usr/X11R6/include -I. KeyList.c
gcc -c -O2 -fno-strength-reduce -I/usr/X11R6/include -I. AddPhraseWindow.c
gcc -c -O2 -fno-strength-reduce -I/usr/X11R6/include -I. IC.c
gcc -c -O2 -fno-strength-reduce -I/usr/X11R6/include -I. InputWindow.c
InputWindow.c: In function `DisplayInput':
InputWindow.c:264: parse error before `char'
InputWindow.c:269: `str_ptr' undeclared (first use in this function)
InputWindow.c:269: (Each undeclared identifier is reported only once
InputWindow.c:269: for each function it appears in.)
InputWindow.c:275: `width' undeclared (first use in this function)
InputWindow.c:281: parse error before `Triangle_Left'
InputWindow.c:297: `Triangle_Left' undeclared (first use in this function)
InputWindow.c:297: `npoints_left' undeclared (first use in this function)
InputWindow.c:301: `Triangle_Right' undeclared (first use in this function)
InputWindow.c:301: `npoints_right' undeclared (first use in this function)
make: *** [InputWindow.o] Error 1
-----------------------------------------------------------------------

请高手指教。

另：ebf-fcitx-1.8.1在同一系统中可以编译通过。