null_message_fn    16 lib/common/tests/output/pcmk__output_free_test.c null_message_fn(pcmk__output_t *out, va_list args) {
null_message_fn    18 lib/common/tests/output/pcmk__register_message_test.c null_message_fn(pcmk__output_t *out, va_list args) {
null_message_fn    18 lib/common/tests/output/pcmk__register_messages_test.c null_message_fn(pcmk__output_t *out, va_list args) {