Provided by: allegro5-doc_5.2.6.0-1_all 

NAME
ALLEGRO_SYSTEM_ID - Allegro 5 API
SYNOPSIS
#include <allegro5/allegro.h>
enum ALLEGRO_SYSTEM_ID {
DESCRIPTION
The system Allegro is running on.
• ALLEGRO_SYSTEM_ID_UNKNOWN - Unknown system.
• ALLEGRO_SYSTEM_ID_XGLX - Xglx
• ALLEGRO_SYSTEM_ID_WINDOWS - Windows
• ALLEGRO_SYSTEM_ID_MACOSX - macOS
• ALLEGRO_SYSTEM_ID_ANDROID - Android
• ALLEGRO_SYSTEM_ID_IPHONE - iOS
• ALLEGRO_SYSTEM_ID_GP2XWIZ - GP2XWIZ
• ALLEGRO_SYSTEM_ID_RASPBERRYPI - Raspberry Pi
• ALLEGRO_SYSTEM_ID_SDL - SDL
SINCE
5.2.5
SEE ALSO
al_get_system_id(3alleg5)
Allegro reference manual ALLEGRO_SYSTEM_ID(3alleg5)