"SINIX","cc:-O -DSNI:(unknown):-lsocket -lnsl -lc -L/usr/ucblib -lucb:RC4_INDEX RC4_CHAR:::",
"SINIX-N","/usr/ucb/cc:-O2 -misaligned:(unknown):-lucb:RC4_INDEX RC4_CHAR:::",
+# SIEMENS BS2000/OSD: an EBCDIC-based mainframe
+"BS2000-OSD","c89:-XLLML -XLLMK -XL -DB_ENDIAN -DTERMIOS -DCHARSET_EBCDIC:-lsocket -lnsl:THIRTY_TWO_BIT DES_PTR DES_UNROLL MD2_CHAR RC4_INDEX RC4_CHAR BF_PTR:::",
+
# Windows NT, Microsoft Visual C++ 4.0
"VC-NT","cl::(unknown)::BN_LLONG RC4_INDEX ${x86_gcc_opts}:::",