K 10 svn:author V 3 alc K 8 svn:date V 27 2003-10-03T19:49:08.000000Z K 7 svn:log V 230 Make PAGE_SIZE and related quantities signed on sparc64. (They are signed quantities on every other architecture.) This change is required in order to move pmap_prefault() out of the pmap and into the machine-independent layer. END