Directorio actual:
/usr/include/php7.3/ext/spl
Archivos:
spl_observer.h
spl_directory.h
spl_dllist.h
php_spl.h
spl_exceptions.h
spl_heap.h
spl_fixedarray.h
spl_iterators.h
spl_functions.h
spl_engine.h
..
.
spl_array.h