us_hdr            178 opal/mca/btl/usnic/btl_usnic_frag.h     } us_hdr;
us_hdr            179 opal/mca/btl/usnic/btl_usnic_frag.h #define us_btl_header us_hdr.uus_btl_header
us_hdr            180 opal/mca/btl/usnic/btl_usnic_frag.h #define us_btl_chunk_header us_hdr.uus_btl_chunk_header