Don't call errx() without a format string, to protect against possible localized error messages from ipsec_strerror().
Don't call errx() without a format string, to protect against possible
localized error messages from ipsec_strerror().

Obtained from:	OpenBSD

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase