(assuming this is accessibility as its controling the cursor withought the mouse)

yeah i've been trying to install OpenCV yet it wont make...it comes up with this line of code in the terminal

make  all-recursive
make[1]: Entering directory `/usr/local/src/opencv-1.0.0'
Making all in cxcore
make[2]: Entering directory `/usr/local/src/opencv-1.0.0/cxcore'
Making all in src
make[3]: Entering directory `/usr/local/src/opencv-1.0.0/cxcore/src'
if /bin/bash ../../libtool --tag=CXX --mode=compile g++ -DHAVE_CONFIG_H -I. -I. -I../.. -I. -I../../cxcore/include -I../..  -DNDEBUG   -Wall -fno-rtti -pipe -O3 -g -march=i686 -ffast-math -fomit-frame-pointer -fno-strict-aliasing -MT cxalloc.lo -MD -MP -MF ".deps/cxalloc.Tpo" -c -o cxalloc.lo cxalloc.cpp; \
    then mv -f ".deps/cxalloc.Tpo" ".deps/cxalloc.Plo"; else rm -f ".deps/cxalloc.Tpo"; exit 1; fi
 g++ -DHAVE_CONFIG_H -I. -I. -I../.. -I. -I../../cxcore/include -I../.. -DNDEBUG -Wall -fno-rtti -pipe -O3 -g -march=i686 -ffast-math -fomit-frame-pointer -fno-strict-aliasing -MT cxalloc.lo -MD -MP -MF .deps/cxalloc.Tpo -c cxalloc.cpp  -fPIC -DPIC -o .libs/cxalloc.o
In file included from _cxcore.h:60,
                 from cxalloc.cpp:42:
../../cxcore/include/cxmisc.h:133:6: error: #elif with no expression
make[3]: *** [cxalloc.lo] Error 1
make[3]: Leaving directory `/usr/local/src/opencv-1.0.0/cxcore/src'
make[2]: *** [all-recursive] Error 1
make[2]: Leaving directory `/usr/local/src/opencv-1.0.0/cxcore'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/usr/local/src/opencv-1.0.0'
make: *** [all] Error 2
Thanks in advance if u can help