al_fs_entry_exists - Allegro 5 API

       Check  if  the  given  entry  exists  on in the filesystem.  Returns true if it does exist or false if it
       doesn’t exist, or an error occurred.  Error is indicated in Allegro’s errno.

       al_fs_entry_exists - Allegro 5 API

al_filename_exists(3alleg5)

Allegro reference manual                                                             al_fs_entry_exists(3alleg5)

              #include <allegro5/allegro.h>

              bool al_fs_entry_exists(ALLEGRO_FS_ENTRY *e)