A few simple examples on my Amiga 500, of opening system libraries with Amiga BASIC and using their functions, with the help of the Amiga ROM Kernel Reference Manual.
REM ** CONTENTS **
00:00 Introduction
00:10 Using libraries with C
00:53 Using libraries with Amiga BASIC
02:03 Displaying a Recovery Alert
03:12 Making a custom window pointer
06:55 Adding a window gadget
08:55 Receiving IDCMP Messages
10:07 The resulting drawing program
10:39 Ending