provide __HAVE_COMPAT_NETBSD32 and fix multiple include protection consistently.
branches: 1.3.4; 1.3.12; 1.3.16; 1.3.20; 1.3.24;Make all ports use a common disklabel.h with MAXPARTITIONS set to 16.Only RAW_PART varies between ports.
This change arm, armeb, earm, earmeb, earmhf, earmhfeb so all builds thatshare a MACHINE_ARCH for userland so that except for etc, will produceidentical sets.usr/include/machine now points to usr/include/arm
Add new port NetBSD/epoc32.