Changed to use IF()

install/tpl/authmysqlrc.master

@@ -16,4 +16,4 @@ MYSQL_QUOTA_FIELD quota
 #MYSQL_QUOTA_FIELD concat(quota,'S')
 #MYSQL_WHERE_CLAUSE      access='y'
 #MYSQL_AUXOPTIONS_FIELD concat('disableimap=',disableimap,',disablepop3=',disablepop3)
-MYSQL_AUXOPTIONS_FIELD concat('disableimap=',(replace(disableimap,'y',1)),',','disablepop3=',(replace(disablepop3,'y',1)))
+MYSQL_AUXOPTIONS_FIELD concat('disableimap=', if(disableimap = 'y', 1, 0), ',', 'disablepop3=', if(disablepop3 = 'y', 1, 0))
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