Backport from HEAD:

* server/protocol.c (ap_rgetline_core): Fix off-by-one.

Reviewed by: jerenkrantz, trawick


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/APACHE_2_0_BRANCH@105127 13f79535-47bb-0310-9956-ffa450edef68