Version 1.3 of the Apache HTTP Server is the first version which
includes a port to a (non-ASCII) mainframe machine which uses the
EBCDIC character set as its native codeset.
Warning: This document
has not been updated to take into account changes made in
the 2.0 version of the Apache HTTP Server. Some of the
information may still be relevant, but please use it
See: The Apache EBCDIC Port