Symbol: dlamd64getunwind
usr/src/head/dlfcn.h
119
extern Dl_amd64_unwindinfo *dlamd64getunwind(void *, Dl_amd64_unwindinfo *);
usr/src/lib/libc/amd64/unwind/eh_frame.c
323
if (0 == dlamd64getunwind((void*)pc, &dlef)) {