Statement: Declares a generic interface that is bound to a derived type-bound procedure. It takes the following form:
Run-Time Subroutine: Returns a message for the last error detected by a Fortran run-time routine.
QuickWin Function: Returns the unit number of the currently active child window.
Graphics Function: Determines the endpoints (in viewport coordinates) of the most recently drawn arc or pie.
Intrinsic Subroutine: Returns the specified command-line argument (where the command itself is argument number zero). Intrinsic subroutines cannot be passed as actual arguments.
Graphics Function: Returns the current background color index for both text and graphics output.
Graphics Function: Returns the current background Red-Green-Blue (RGB) color value for both text and graphics.
Portability Function: Reads the next available character from external unit 5, which is normally connected to the console.
Run-Time Function: Returns the next keystroke.
Graphics Function: Returns the current graphics color index.