Package: cyrus-sasl2 Version: 2.1.27+dfsg2-2 Dear Maintainer,
with autoconf 2.71, there is an undetected error in the ./configure run that results in GSS-SPNEGO being disabled: >From >https://buildd.debian.org/status/fetch.php?pkg=cyrus-sasl2&arch=amd64&ver=2.1.27%2Bdfsg2-2&stamp=1637264771&raw=0: ... checking for SPNEGO support in GSSAPI libraries... ../configure: line 18854: ac_fn_c_try_run: command not found no Upstream has a fix that was merged: https://github.com/cyrusimap/cyrus-sasl/pull/644/