strerrorname_verify
strerrorname_verify(ENOENT, "ENOENT");
strerrorname_verify(ENOTSUP, "ENOTSUP");
strerrorname_verify(EMFILE, "EMFILE");
strerrorname_verify(ENFILE, "ENFILE");
strerrorname_verify(EL2HLT, "EL2HLT");
strerrorname_verify(ENOTSUP, "ENOTSUP");
strerrorname_verify(0, "0");
strerrorname_verify(EIO, "EIO");