gcry_md_open() may return NULL in case of an unknown algorithm Return GCRYERR_NOMEM instead of using m_alloc in most library functions SCO UnixWare/7.1.0 reported by Allan Clark <allanc@sco.com> for 0.9.8 Some other reported cpu-vendor-os strings: hppa1.1-hp-hpux10.20 mips-sgi-irix6.2 sparc-sun-solaris5.4 sparc-sun-sunos4.1.2 i386-pc-sysv4.2 (USL Unixware v1.1.2) Simos Hadjiyiannis <hadjiyia@cs.colostate.edu> runs successfully on HP-UX v11.00 as well. (using gcc) Johan Wevers <johanw@vulcan.xs4all.nl> is working on a NL translation.