merge this from 2.1-dev:

    * fix extern "C" declaration of util_ebcdic.h. PR: 22203
        include/util_ebcdic.h: r1.15

(nothing in CH-CH-CH-CH-CHANGES)

PR:             22203
Submitted by:	Andr�� Malo
Reviewed by:	trawick, fielding


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/APACHE_2_0_BRANCH@101260 13f79535-47bb-0310-9956-ffa450edef68