[io_rewiring] Convert most occurances of my lousy pseudoroles to using base_type checks with PCCINVOKE fallbacks.
[io_rewiring] Convert most occurances of my lousy pseudoroles to using base_type checks with PCCINVOKE fallbacks.

git-svn-id: ab052325e6ff0215049859dfe087640a330fcaf7@39398 d31e2699-5ff4-0310-a27c-f18f2fbe73fe

ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot,ashgti/parrot