pub unsafe extern "C" fn pdf_load_function(
ctx: *mut fz_context,
ref_: *mut pdf_obj,
in_: c_int,
out: c_int,
) -> *mut pdf_functionpub unsafe extern "C" fn pdf_load_function(
ctx: *mut fz_context,
ref_: *mut pdf_obj,
in_: c_int,
out: c_int,
) -> *mut pdf_function