--- snapshot.orig	2009-12-08 20:14:13.000000000 +0000
+++ snapshot	2010-08-31 13:50:34.000000000 +0000
@@ -29,7 +29,9 @@
 ##
 
 #   make sure system tools are used first
-PATH="/bin:/usr/bin:/sbin:/usr/sbin:$PATH"
+PATH="/bin:/usr/bin:/sbin:/usr/sbin:%%PREFIX%%/sbin:$PATH"
+LC_ALL=C
+LANG=C
 
 #   option defaults
 verbose=no
@@ -79,6 +81,7 @@
         source_rc_confs; \
     fi; \
     . /etc/rc.subr; \
+    load_rc_config zfs; \
     if checkyesno zfs_enable; then \
         echo 'yes'; \
     else \
@@ -491,7 +494,7 @@
             echo "snapshot:ERROR: unable to create directory \"$mnt\"" 1>&2
             exit 1
         fi
-        system mdconfig -a -t vnode -f $fs_dir/.snap/$fs_tag.$fs_gen -u $num
+        system mdconfig -a -t vnode -o readonly -f $fs_dir/.snap/$fs_tag.$fs_gen -u $num
         if [ $? -ne 0 ]; then
             echo "snapshot:ERROR: unable to attach \"$fs_dir/.snap/$fs_tag.$fs_gen\" to \"/dev/md$num\"" 1>&2
             exit 1