Merge r1244211:

    Make sure the getsfunc_*() functions used by ap_scan_script_header_err*()
    NUL-terminate the resulting string, even in case of an error. mod_cgi and
    mod_cgid try to log incomplete output from CGI scripts.

Reviewed by: sf, covener, wrowe


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@1356894 13f79535-47bb-0310-9956-ffa450edef68