This is to get the following sentence in both the man page and help:

Processes in an uninterruptible sleep state also contribute to the load
average.

--- coreutils-9.5/src/uptime.c.orig
+++ coreutils-9.5/src/uptime.c
@@ -151,7 +151,7 @@
 Print the current time, the length of time the system has been up,\n\
 the number of users on the system, and the average number of jobs\n\
 in the run queue over the last 1, 5 and 15 minutes."));
-#ifdef __linux__
+#if defined(__linux__) || defined(__illumos__)
       /* It would be better to introduce a configure test for this,
          but such a test is hard to write.  For the moment then, we
          have a hack which depends on the preprocessor used at compile