4.1 Requirements 110 4.2 Programming 110 4.2.1 Standard C vs. Amiga C 110 4.2.2 Accessing system libraries 111 4.2.3 Devices with library-like function entries 113 4.3 Start-up code and compiler libraries 114 4.4 Header files 116 4.5 Parameters from Workbench and CLI 122 Listing ArgsEcho.c 124 Listing Makefiles (ArgsEcho) 126