Apparantly we can't get a secure tmpdir on freebsd.

src/platform/freebsd.sh

 # Copyright (C) 2012 Jonathan Chu <milki@rescomp.berkeley.edu>. All Rights Reserved.
 # This file is licensed under the GPLv2+. Please see COPYING for more information.
 
-tmpdir() {
-	local ramdisk="/var/tmp/password-store.ramdisk"
-	if [[ -d $ramdisk && -d $ramdisk && -d $ramdisk ]]; then
-		SECURE_TMPDIR="$(TMPDIR=$ramdisk mktemp -t "$template" -d)"
-	else
-		yesno "$(echo    "A ramdisk does not exist at $ramdisk, which means that it may"
-			 echo    "be difficult to entirely erase the temporary non-encrypted"
-			 echo    "password file after editing. Are you sure you would like to"
-			 echo -n "continue?")"
-
-		SECURE_TMPDIR="$(mktemp -t "$template" -d)"
-	fi
-}
-
 GETOPT="/usr/local/bin/getopt"
 SHRED="rm -P -f"