pack_fclose - Closes a stream previously opened. Allegro game programming
int pack_fclose(PACKFILE *f);
Closes the stream `f' previously opened with pack_fopen() or
pack_fopen_vtable(). After you have closed the stream, performing operations
on it will yield errors in your application (e.g. crash it) or even block your
Returns zero on success. On error, returns an error code which is also stored in
`errno'. This function can fail only when writing to files: if the file was
opened in read mode, it will always succeed.