Fix in ispconfig url detection function when nginx returns '_' as $_SERVER[...

tbrehm

2013-04-17 e6a2917b9de293e735df5dbf0b10dce967185f45

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auth    required   pam_mysql.so user={mysql_server_ispconfig_user} passwd={mysql_server_ispconfig_password} host={mysql_server_ip} db={mysql_server_database} table=mail_user usercolumn=login passwdcolumn=password crypt=1
account sufficient pam_mysql.so user={mysql_server_ispconfig_user} passwd={mysql_server_ispconfig_password} host={mysql_server_ip} db={mysql_server_database} table=mail_user usercolumn=login passwdcolumn=password crypt=1