cyrus-imapd/patch-cassandane-no-syslog

diff --git a/cassandane/Cassandane/Util/Log.pm b/cassandane/Cassandane/Util/Log.pm
index a44005c..5bb5710 100644
--- a/cassandane/Cassandane/Util/Log.pm
+++ b/cassandane/Cassandane/Util/Log.pm
@@ -51,9 +51,6 @@ our @EXPORT = qw(
 
 my $verbose = 0;
 
-openlog('cassandane', '', LOG_LOCAL6)
-    or die "Cannot openlog";
-
 sub xlog
 {
     my $id;
@@ -87,7 +84,6 @@ sub xlog
     else {
         print STDERR "$msg\n";
     }
-    syslog(LOG_ERR, "$msg");
 }
 
 sub set_verbose
diff --git a/cassandane/utils/syslog.c b/cassandane/utils/syslog.c
index 20d3763..0238d82 100644
--- a/cassandane/utils/syslog.c
+++ b/cassandane/utils/syslog.c
@@ -116,14 +116,28 @@ EXPORTED void syslog(int priority, const char *format, ...)
     va_start(ap, format);
     fake_vsyslog(priority, format, ap);
     va_end(ap);
+}
+
+EXPORTED void
+__attribute__((format(printf, 3, 4)))
+__syslog_chk(int priority, int whatever __attribute__((unused)),
+             const char *format, ...)
+{
+    va_list ap;
 
     va_start(ap, format);
-    real_vsyslog(priority, format, ap);
+    fake_vsyslog(priority, format, ap);
     va_end(ap);
 }
 
 EXPORTED void vsyslog(int priority, const char *format, va_list ap)
 {
     fake_vsyslog(priority, format, ap);
-    real_vsyslog(priority, format, ap);
+}
+
+EXPORTED void
+__attribute__((format(printf, 3, 0)))
+__vsyslog_chk(int priority, int whatever __attribute__((unused)), const char *format, va_list ap)
+{
+    fake_vsyslog(priority, format, ap);
 }