HDR_FROM_BI       188 gc/include/private/gc_hdrs.h #   define HDR_INNER(p) HDR_FROM_BI(BI(p),p)
HDR_FROM_BI       217 gc/include/private/gc_hdrs.h 	    (ha) = &(HDR_FROM_BI(bi, p)); \
HDR_FROM_BI       399 gc/misc.c          candidate_hdr = HDR_FROM_BI(bi, r);