Enhanced, multi-threaded syslogd

Current versions

rsyslog requires the following formulae to be installed:
pkg-config 0.29.2 Manage compile and link flags for libraries
libestr 0.1.10 C library for string handling (and a bit more)
json-c 0.12.1 JSON parser for C

Formula history

David Irvine rsyslog: add service plist (#19997)
Nikolaus Wittenstein Add descriptions to all remaining homebrew packages
Jack Nagel rsyslog: use patch DSL
Guy Rozendorn rsyslog 7.4.5