binop              31 complex.c      #define binop(n,op) \
binop             118 complex.c      binop(mod, '%')
binop             156 complex.c      binop(xor, '^')
binop              35 rational.c     #define binop(n,op) \
binop             104 rational.c     binop(mod, '%')
binop             138 rational.c     binop(xor, '^')