--- a/bin/startssl-nginx	Thu Jan 12 15:02:53 2012 +0700
+++ b/bin/startssl-nginx	Thu Jan 12 15:03:20 2012 +0700
@@ -7,9 +7,9 @@
 
 certfile="${1}"
 
-command -v curl 2> /dev/null || _err_fatal "This script requires cURL. Please install it first."
+command -v curl 2>&1 > /dev/null || _err_fatal "This script requires cURL. Please install it first."
 test -z "${certfile}" && _err_fatal "Please specify certificate file."
-test -f "${certfile}" && _err_fatal "Error reading certificate file ${certfile}."
+test -f "${certfile}" || _err_fatal "Error reading certificate file ${certfile}."
 
 for ca in sub.class1.server.ca.pem ca.pem; do
   curl "http://www.startssl.com/certs/${ca}" >> "${certfile}"