On my systems I see follow error:
gcc -DHAVE_CONFIG_H -I. -I../../../../opal/include
-I../../../../orte/include -I../../../../ompi/include
-I../../../../opal/mca/paffinity/linux/plpa/src/libplpa -I../../../..
-O3 -DNDEBUG -Wall -Wundef -Wno-long-long -Wsign-compare
-Wmissing-prototypes -Wstrict-prototypes -Wcomment -pedantic
-Werror-implicit-function-declaration -finline-functions
-fno-strict-aliasing -pthread -fvisibility=hidden -MT sensor_pru.lo -MD
-MP -MF .deps/sensor_pru.Tpo -c sensor_pru.c -fPIC -DPIC -o
.libs/sensor_pru.o
sensor_pru_component.c: In function 'orte_sensor_pru_open':
sensor_pru_component.c:77: error: implicit declaration of function
'opal_output'
Looks like the sensor code is broken.
Thanks,
Pasha