checker_t 25 test/datatype/external32.c typedef int (*checker_t)(void*, void*, ompi_datatype_t *, int, void*); checker_t 34 test/datatype/external32.c void* recv_data, checker_t validator, void *validator_arg ); checker_t 113 test/datatype/external32.c checker_t validator, void* validator_arg)