Moduł system - index Indeks funkcji i procedur modułu system abs adr append arctan assign blockread blockwrite chdir chr close concat cos cseg dec delete dispose dseg eof eoln erase exit exp filepos filesize fillchar flush frac freemem getdir getmem halt hi inc insert int ioresult length ln lo mark maxavail memavail mkdir move new odd ofs ord paramcount paramstr pi pos pred ptr random randomize read relase rename reset rewrite rmdir round runerror seek seekeof seekeoln seg settextbuf sin sizeof sptr sqr sqrt sseg str succ swap trunc truncate upcase val write writeln