prctl.c: use printaddr and umove_or_printaddr
prctl.c: use printaddr and umove_or_printaddr

* prctl.c (prctl_exit): Use printaddr and umove_or_printaddr.

Distrotech/strace,cuviper/strace,MonkeyZZZZ/platform_external_strace,MonkeyZZZZ/platform_external_strace,Saruta/strace,kapdop/android_external_strace,Saruta/strace,cuviper/strace,vrastogi/strace,Saruta/strace,kapdop/android_external_strace,Distrotech/strace,kapdop/android_external_strace,Saruta/strace,kapdop/android_external_strace,vrastogi/strace,Saruta/strace,MonkeyZZZZ/platform_external_strace,vrastogi/strace,Distrotech/strace,kapdop/android_external_strace,cuviper/strace,cuviper/strace,Distrotech/strace,MonkeyZZZZ/platform_external_strace,Distrotech/strace,vrastogi/strace,MonkeyZZZZ/platform_external_strace,cuviper/strace,vrastogi/strace