ANDURAS SurfProtect

Hello,
I 'am using RedHat 7.3.with following applications.
1) squirm-1.23-2
2) Squid Version 2.4.STABLE6
3) php - 4.1.2
4) Apache/1.3.23 (Unix)
5) curl 7.9.5 , libcurl 7.9.5 (OpenSSL 0.9.6b) (ipv6
enabled)

I have downloaded the latest version of surfprot 1.1
I'am using the Command Software Linux Virus scanner .

This is my squid.patterns file


abortregexi (^http://linux3.oe2000.com/surfprot\.php.*$)
#abortregexi (^http:///+surfprot/+surfprot\.php.*$)
abortregexi (^http://192\.168\.1\.150/surfprot\.php.*$)

# forced redirect to call SurfProtect
regexi (^.*%surfprotect_enter%$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1

# rules to redirect certain files to SurfProtect...
regexi (^.*\com$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.com\?.*$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.pif$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.pif\?.*$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.zip$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.zip\?.*$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.doc$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.doc\?.*$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.exe$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.exe\?.*$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.gz$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.txt$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1
regexi (^.*\.txt\?.*$)
http://192.168.1.150/surfprot/surfprot.php?url=|\1


Whenver i try to download the eicar.com file from the
www.eciar.org.i get the error curl:write failed.
so can u help me out how to debug at which instance it
fails to write.