al_ftell(3)                                                        al_ftell(3)

NAME
       al_ftell - Allegro 5 API

SYNOPSIS
              #include <allegro5/allegro.h>

              int64_t al_ftell(ALLEGRO_FILE *f)

DESCRIPTION
       Returns the current position in the given file, or -1 on error.  errno
       is set to indicate the error.

       On some platforms this function may not support large files.

SEE ALSO
       al_fseek(3), al_get_errno(3)

Allegro reference manual                                           al_ftell(3)