hg: jdk/jdk: 8231753: use more Posix functionality in aix os::print_os_info

[matthias.baesken at sap.com]

Changeset: 227ddf1ff93d
Author:    mbaesken
Date:      2019-10-08 09:33 +0200
URL:       https://hg.openjdk.java.net/jdk/jdk/rev/227ddf1ff93d

8231753: use more Posix functionality in aix os::print_os_info
Reviewed-by: clanger, dholmes

! src/hotspot/os/aix/os_aix.cpp
! src/hotspot/os/posix/os_posix.cpp