Set environment variable with export

Author: Kobzol

ci/linkcheck.sh

@@ -46,9 +46,10 @@ else # running locally
 fi
 
 echo "exec $LINKCHECK_BINARY $FLAGS"
+export MDBOOK_OUTPUT__LINKCHECK__FOLLOW_WEB_LINKS=$FOLLOW_WEB_LINKS
 if [ "$USE_TOKEN" = 1 ]; then
   config=$(set_github_token)
-  exec env MDBOOK_OUTPUT__LINKCHECK__FOLLOW_WEB_LINKS=$FOLLOW_WEB_LINKS $LINKCHECK_BINARY $FLAGS <<<"$config"
+  exec $LINKCHECK_BINARY $FLAGS <<<"$config"
 else
-  exec env MDBOOK_OUTPUT__LINKCHECK__FOLLOW_WEB_LINKS=$FOLLOW_WEB_LINKS $LINKCHECK_BINARY $FLAGS
+  exec $LINKCHECK_BINARY $FLAGS
 fi