PF_W              710 src/cmd/ld/elf.c 		ph->flags |= PF_W;
PF_W             1380 src/cmd/ld/elf.c 		ph->flags = PF_R + PF_W;
PF_W             1401 src/cmd/ld/elf.c 		ph->flags = PF_W+PF_R;