(dotask cfg): Pass --with-include-path and

--with-lib-path to configure. On some systems /usr/local/lib and
/usr/local/include are not searched by default.

Rev: misc/xenofarm.sh:1.10

misc/xenofarm.sh

@@ -154,7 +154,8 @@ echo 'FORMAT 2' > r/mainlog.txt
 
 dotask 1 "unzip" "" "gzip -d $BASE.tar.gz"
 dotask 1 "unpack" "" "tar xf $BASE.tar"
-dotask 1 "cfg" "cfgwarn" "cd $BASE && ./configure -C --prefix=$pfx $cfgargs"
+dotask 1 "cfg" "cfgwarn" \
+    "cd $BASE && ./configure -C --with-include-path=/usr/local/include --with-lib-path=/usr/local/lib --prefix=$pfx $cfgargs"
 dotask 1 "make" "makewarn" "cd $BASE && make $makeargs"
 
 #