Only in 2.4.18rc2aa1: 20_pte-highmem-12
Only in 2.4.18rc2aa2: 20_pte-highmem-13

	Fix alpha compile and avoid compilation warnings.

Only in 2.4.18rc2aa1: 20_reiser-o_direct-1
Only in 2.4.18rc2aa2: 20_reiser-o_direct-2

	Reiserfs typo fix.