doOp v (LExternal se) [] | se == sUN "prim__stderr" = v ++ "MKPTR(vm, stderr)"
doOp v (LExternal se) [] | se == sUN "prim__stderr" = v ++ "MKPTR(vm, stderr)"
doOp v (LExternal se) [] | se == sUN "prim__stderr" = v ++ "MKPTR(vm, stderr)"