** Return TRUE if the word ends in a double consonant. ** ** The text is reversed here. So we are really looking at ** the first two characters of z[]

Check to see if a node ends with a blank line, descending if needed into lists and sublists.

if node is a block node, returns node. otherwise returns first block-level node that is an ancestor of node. if there is no block-level ancestor, retu

Parse backslash-escape or just a backslash, returning an inline.

Parse backtick code section or raw backticks, return an inline. Assumes that the subject has a backtick at the current position.

Return a link, an image, or a literal close bracket.

Assumes the subject has a c at the current position.

Parse an entity or a regular "&" string. Assumes the subject has an '&' character at the current position.

Assumes we have a hyphen at the current position.

Parse a hard or soft linebreak, returning an inline. Assumes the subject has a cr or newline at the current position.

Assumes we have a period at the current position.

Parse an autolink or HTML tag. Assumes the subject has a '<' character at the current position.

** Return TRUE if there is a vowel anywhere within z[0..n-1] */

Returns true if line has only space characters, else false.

Return 1 if list item belongs in list, else 0.