--rw-rw-r-- gabidiaz sys    249 Aug 31  2007 guide
--rw-rw-r-- gabidiaz sys    252 Nov 22  2007 mkfile
--rw-rw-r-- bootes   sys 105009 Aug 31  2007 rfc.txt
--rw-rw-r-- bootes   sys  32897 Nov 22  2007 smtpd.c
--rw-rw-r-- bootes   sys  17802 Aug 31  2007 spf.c
--rw-rw-r-- gabidiaz sys    987 Nov 22  2007 spf.man
--rw-rw-r-- gabidiaz sys    237 Nov 22  2007 spf.proto
--rwxr-xr-x gabidiaz sys    296 Aug 31  2007 spfdd
--rwxr-xr-x gabidiaz sys    385 Aug 31  2007 spfhd
--rwxrwxr-x bootes   sys   1499 Nov 22  2007 validatesender