diff -up at-3.1.11/at.c.log at-3.1.11/at.c
diff -up at-3.1.11/atd.c.log at-3.1.11/atd.c
--- at-3.1.11/atd.c.log	2009-10-01 13:05:17.000000000 +0200
+++ at-3.1.11/atd.c	2009-10-01 13:25:48.437638709 +0200
@@ -83,6 +83,10 @@
 #include "getloadavg.h"
 #endif
 
+#ifndef LOG_ATD
+#define LOG_ATD        LOG_DAEMON
+#endif
+
 /* Macros */
 
 #define BATCH_INTERVAL_DEFAULT 60
@@ -195,6 +199,19 @@ myfork()
 #define fork myfork
 #endif
 
+#undef ATD_MAIL_PROGRAM
+#undef ATD_MAIL_NAME
+#if defined(SENDMAIL)
+#define ATD_MAIL_PROGRAM SENDMAIL
+#define ATD_MAIL_NAME    "sendmail"
+#elif  defined(MAILC)
+#define ATD_MAIL_PROGRAM MAILC
+#define ATD_MAIL_NAME    "mail"
+#elif  defined(MAILX)
+#define ATD_MAIL_PROGRAM MAILX
+#define ATD_MAIL_NAME    "mailx"
+#endif
+
 static void
 run_file(const char *filename, uid_t uid, gid_t gid)
 {
@@ -718,11 +735,7 @@ main(int argc, char *argv[])
 
     RELINQUISH_PRIVS_ROOT(daemon_uid, daemon_gid)
 
-#ifndef LOG_CRON
-#define LOG_CRON	LOG_DAEMON
-#endif
-
-    openlog("atd", LOG_PID, LOG_CRON);
+    openlog("atd", LOG_PID, LOG_ATD);
 
     opterr = 0;
     errno = 0;