that if you compile make with `cc -O' on AIX 3.2, it will not work correctly.
It is said that using `cc' without `-O' does work.
+One area that is often a problem in configuration and porting is the code
+to check the system's current load average. To make it easier to test and
+debug this code, you can do `make check-loadavg' to see if it works
+properly on your system. (You must run `configure' beforehand, but you
+need not build Make itself to run this test.)
+
See the file NEWS for what has changed since previous releases.
GNU Make is fully documented in make.texinfo. See the section entitled