cyrus-sasl2-heimdal-dbg 2.1.26.dfsg1-13 (arm64 binary) in ubuntu vivid

 This is the Cyrus SASL API implementation, version 2. See package
 libsasl2-2 and RFC 2222 for more information.
 .
 This package contains the debugging symbols for the Cyrus SASL Heimdal
 GSSAPI modules package (libsasl2-modules-gssapi-heimdal). The debugging
 symbols can be useful when investigating crashes in the SASL library or
 tools. You may be asked to install this package if you encounter such a
 crash.