Get rid of the array for the 'env=' clause, since it only takes
a single variable name; use a char * instead. Check for conditional
envars by seeing if the condition string is non-NULL rather than
using a separate Boolean cell.
git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@82826 13f79535-47bb-0310-9956-ffa450edef68