diff -up acct-6.5.1/accton.c.pom acct-6.5.1/accton.c
--- acct-6.5.1/accton.c.pom	2009-09-06 01:38:20.000000000 +0200
+++ acct-6.5.1/accton.c	2009-12-18 15:21:38.000000000 +0100
@@ -203,7 +203,7 @@ int main(int argc, char *argv[])
 
 
       /* did the system call return an error? */
-      if (-1 == status_acct)
+      if (-1 == status_acct  && errno != ENOSYS)
         {
           int err = errno;
           perror ("accton");