aix gcc compile on aix 5L but couldn't run on aix 4.3

[David Edelsohn]

>>>>> mla writes:

> I use gcc to compile a program running on
> aix 5.2. but when I copied it into aix 4.3. it won't
> run.

	Applications from older versions of AIX can run on newer versions,
but not vice-versa.  You can compile and link an application on AIX 4.3
and run it on AIX 5.2, but not the opposite direction.

David