(PECL pdflib >= 2.0.3) Convert string from UTF-8 to UTF-16

(PECL haru >= 0.0.1) Get the total width of the text, number of characters, number of words and number of

(PECL haru >= 0.0.1) Get the name of the color space

(PECL haru >= 0.0.1) Enable builtin Korean fonts

(PHP 5 <= 5.3.0, PECL ming SVN) Sets the Y-skew

(PHP 5 <= 5.3.0, PECL ming SVN) Another way of defining a MASK layer

(PHP 5 <= 5.3.0, PECL ming SVN) Draws a circle of radius r centered at the current location, in a counter-clockwise

(PECL pdflib >= 2.0.0) Terminate glyph definition for Type 3 font

(PECL pdflib >= 2.1.0) Perform textline formatting and query metrics

(PECL gnupg >= 0.5) Add a key for signing