#1 Compile failed

[Anonymous]

make all-recursive
make[1]: Entering directory `/home/jkane/xsg-0.3.1'
Making all in src
make[2]: Entering directory `/home/jkane/xsg-0.3.1/src'
if g++ -DHAVE_CONFIG_H -I. -I. -I.. -I/usr/X11R6/include -g
-O2 -MT grab.o -MD -MP -MF ".deps/grab.Tpo" \
-c -o grab.o `test -f 'grab.cpp' || echo './'`grab.cpp; \
then mv ".deps/grab.Tpo" ".deps/grab.Po"; \
else rm -f ".deps/grab.Tpo"; exit 1; \
fi
grab.cpp: In member function `void Config::parse_args()':
grab.cpp:404: error: non-lvalue in unary `&'
make[2]: *** [grab.o] Error 1
make[2]: Leaving directory `/home/jkane/xsg-0.3.1/src'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/home/jkane/xsg-0.3.1'
make: *** [all] Error 2

[-RenderMan-]

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What is your compiler version?