--- /dev/null
+definition module StdIOExt\r
+\r
+/** Collection of functions that extend functionality of StdIO.\r
+*/\r
+\r
+import StdIO\r
+\r
+/** makeSound path ioSt\r
+ plays a sound file, located at path. If no such file is found, the function\r
+ aborts.\r
+*/\r
+makeSound :: !String -> (IOSt .ps) -> IOSt .ps\r