text: #ifndef SYSCALLS_H
  #define SYSCALLS_H
  
  #define SYSREAD 1
  #define SYSWRITE 2
  #define SYSCLEAR 3
  #define SCROLL 4
  #define SPEAKER 5
  #define OPENDATAMODULE 6
  #define RUNCODEMODULE 7
  #define RAINBOW 8
  #define REBOOT 9
  
  #endif