libetpan

Portable mail library handling several protocols
https://www.etpan.org/libetpan.html

Current versions
1.8

libetpan requires the following formulae to be installed:
autoconf 2.69 Automatic configure script builder
automake 1.16.1 Tool for generating GNU Standards-compliant Makefiles
libtool 2.4.6_1 Generic library support script

Recent formula history

ilovezfs Use “squiggly” heredocs.
ilovezfs libetpan 1.8
Yurii Kolesnykov libetpan 1.7.2 (new formula)

Formula code at GitHub