mca_backtrace_none_component   27 opal/mca/backtrace/none/backtrace_none_component.c     OPAL_DECLSPEC extern const opal_backtrace_base_component_2_0_0_t mca_backtrace_none_component;
mca_backtrace_none_component   30 opal/mca/backtrace/none/backtrace_none_component.c const opal_backtrace_base_component_2_0_0_t mca_backtrace_none_component = {