reg_string 180 opal/mca/btl/usnic/btl_usnic_mca.c CHECK(reg_string("if_include", reg_string 185 opal/mca/btl/usnic/btl_usnic_mca.c CHECK(reg_string("if_exclude", reg_string 202 opal/mca/btl/usnic/btl_usnic_mca.c CHECK(reg_string("mpool_hints", "Hints to use when selecting mpool", reg_string 207 opal/mca/btl/usnic/btl_usnic_mca.c CHECK(reg_string("rcache", "Name of the registration cache to be used", reg_string 311 opal/mca/btl/usnic/btl_usnic_mca.c CHECK(reg_string("connectivity_map",