dwarf_get_LNCT_name
extern int dwarf_get_LNCT_name(unsigned int /*val_in*/, const char ** /*s_out */);
res = dwarf_get_LNCT_name(valpair->up_first,
res = dwarf_get_LNCT_name(valpair->up_first,&tname);
extern int dwarf_get_LNCT_name(unsigned int /*val_in*/, const char ** /*s_out */);