disks: $(DISKS)
-mmap-close.dsk mmap-exit.dsk mmap-read.dsk mmap-unmap.dsk: sample.txt
+mmap-close.dsk mmap-read.dsk mmap-unmap.dsk mmap-twice.dsk: sample.txt
+page-parallel.dsk: child-linear
+page-merge-seq.dsk page-merge-par.dsk: child-sort
mmap-overlap.dsk: zeros
+mmap-exit.dsk: child-mm-wrt
zeros:
dd if=/dev/zero of=$@ bs=1024 count=6