hg: macosx-port/macosx-port/jdk: fixing OS checks that fail when running on "Mac OS X Server"

[swingler at apple.com]

Changeset: 886651e90261
Author:    swingler at apple.com
Date:      2011-07-19 17:36 -0700
URL:       http://hg.openjdk.java.net/macosx-port/macosx-port/jdk/rev/886651e90261

fixing OS checks that fail when running on "Mac OS X Server"

! src/macosx/native/jobjc/src/generator/java/com/apple/internal/jobjc/generator/Utils.java
! src/share/classes/sun/print/PSPrinterJob.java
! src/solaris/classes/sun/print/UnixPrintServiceLookup.java