configure.ac:109: error: possibly undefined macro: AC_SEARCH_LIBS
If this token and others are legitimate, please use m4_pattern_allow.
See the Autoconf documentation.
autoreconf: /usr/local/bin/autoconf failed with exit status: 1
autoreconf failed
If this token and others are legitimate, please use m4_pattern_allow.
See the Autoconf documentation.
autoreconf: /usr/local/bin/autoconf failed with exit status: 1
autoreconf failed
solution
sudo apt install libtool
notes, all below should be installed
autoconf automake m4 libtool libevent perl pkg-config