555                                          int fds[2]) {  in socketpair$__interposed__()
559     fds[0] = -1;  in socketpair$__interposed__()
560     fds[1] = -1;  in socketpair$__interposed__()
561     const int err = socketpair(domain, type, protocol, fds);  in socketpair$__interposed__()
566                    pid, domain, type, protocol, fds[0], fds[1], err));  in socketpair$__interposed__()
569     if (fds[0] >= 0)  in socketpair$__interposed__()
570       save_backtrace(fds[0], err_errno.get_errno(), description_sp, true);  in socketpair$__interposed__()
571     if (fds[1] >= 0)  in socketpair$__interposed__()
572       save_backtrace(fds[1], err_errno.get_errno(), description_sp, true);  in socketpair$__interposed__()
575     return socketpair(domain, type, protocol, fds);  in socketpair$__interposed__()
858 extern "C" int pipe$__interposed__(int fds[2]) {  in pipe$__interposed__()
862     fds[0] = -1;  in pipe$__interposed__()
863     fds[1] = -1;  in pipe$__interposed__()
864     const int err = pipe(fds);  in pipe$__interposed__()
867         "pid=%i: pipe ({fd=%i, fd=%i}) -> err=%i", pid, fds[0], fds[1], err));  in pipe$__interposed__()
870     if (fds[0] >= 0)  in pipe$__interposed__()
871       save_backtrace(fds[0], saved_errno, description_sp, true);  in pipe$__interposed__()
872     if (fds[1] >= 0)  in pipe$__interposed__()
873       save_backtrace(fds[1], saved_errno, description_sp, true);  in pipe$__interposed__()
877     return pipe(fds);  in pipe$__interposed__()