diff --git a/tools/zmq-keygen.c b/tools/zmq-keygen.c index 97d4a7d9b..0e6b93f0b 100644 --- a/tools/zmq-keygen.c +++ b/tools/zmq-keygen.c @@ -30,7 +30,10 @@ #include #include #include -#include + +#if ZMQ_VERSION_MAJOR < 4 || (ZMQ_VERSION_MAJOR == 4 && ZMQ_VERSION_MINOR <= 1) + #include +#endif int main (int argc, char *argv[]) {