Hyperlink a few more identifiers.

Signed-off-by: Austin Seipp <mad.one@gmail.com>
callCC documentation wibble.

Signed-off-by: Austin Seipp <mad.one@gmail.com>
Few more doctests, various documentation tweaks.

Signed-off-by: Austin Seipp <mad.one@gmail.com>
A bunch of (similar) doctests. More to come.

Signed-off-by: Austin Seipp <mad.one@gmail.com>