r perlmint Perl notes for MiNT
r perlmpeix Perl notes for MPE/iX
r perlnetware Perl notes for NetWare
+r perlopenbsd Perl notes for OpenBSD
r perlos2 Perl notes for OS/2
r perlos390 Perl notes for OS/390
r perlos400 Perl notes for OS/400
r perlplan9 Perl notes for Plan 9
r perlqnx Perl notes for QNX
r perlsolaris Perl notes for Solaris
+r perlsymbian Perl notes for Symbian
r perltru64 Perl notes for Tru64
r perluts Perl notes for UTS
r perlvmesa Perl notes for VM/ESA