MSGDEBUG1_OUT 84 opal/mca/btl/usnic/btl_usnic.h #define MSGDEBUG1_OUT(...) opal_output(0, __VA_ARGS__) MSGDEBUG1_OUT 86 opal/mca/btl/usnic/btl_usnic.h #define MSGDEBUG1_OUT(...) do {} while (0)