diff --git a/libisoburn/trunk/releng/inc/releng_getopts.inc b/libisoburn/trunk/releng/inc/releng_getopts.inc
index 26fdeefb..e20c58dc 100644
--- a/libisoburn/trunk/releng/inc/releng_getopts.inc
+++ b/libisoburn/trunk/releng/inc/releng_getopts.inc
@@ -45,16 +45,18 @@ cleanup() {
        
        # Verify once again we are in the releng_generated_data directory
        # Check for both returned code of grep and returned matching string
-       READ_CANON_EXISTS=`readlink -e "${GEN_DATA_DIR}"`
+       # There is no "readlink -e" on FreeBSD
+       READ_CANON_EXISTS=`cd "${GEN_DATA_DIR}" 2>/dev/null && pwd`
        DIR_NAME_GEN_DATA=`dirname "${READ_CANON_EXISTS}"`
        set +e
-       RET_NON_EMPTY_STRING=`echo "${DIR_NAME_GEN_DATA}" | grep -P "\w+\/releng_generated_data$"`
+       # There is no "grep -P" on FreeBSD
+       RET_NON_EMPTY_STRING=`echo "${DIR_NAME_GEN_DATA}" | grep "[a-zA-Z0-9_][a-zA-Z0-9_]*/releng_generated_data$"`
        GREP_RET_GEN_DATA="$?"
        case "${GREP_RET_GEN_DATA}" in
             0)
 	      if [ x"${RET_NON_EMPTY_STRING}" != x"" ]; then
                  # now call the nastiness
-                 chmod +w -R ${GEN_DATA_DIR}
+                 chmod -R +w ${GEN_DATA_DIR}
                  rm -rf ${GEN_DATA_DIR}
 		 boldify
                  printf "${SELF}: Removed (self-generated) %s\n" ${GEN_DATA_DIR}