Portability Function: Changes the default directory.
Portability Function: Changes the access mode of a file.
Statement: Declares a polymorphic object. It takes one of the following forms:
Graphics Subroutine: Erases the target area and fills it with the current background color.
Portability Subroutine: Clears the exception flags in the floating-point processor status word.
QuickWin Function: Simulates the effect of clicking or selecting a menu command. The QuickWin application responds as though the user had clicked or selected the command.
Portability Function: Converts a system time into an 8-character ASCII string.
Portability Subroutine: Returns the processor clock in units of microseconds.
Statement: Disconnects a file from a unit.
Elemental Intrinsic Function (Specific): Converts the argument to complex type. This function cannot be passed as an actual argument.