{"ast_node_type":"function","tokens":[{"end":38,"kind":"keyword","start":0,"text":"pub"}]}
            pub fn free(ptr: *mut u8);
            pub fn calloc(nmemb: usize, size: usize) -> *mut c_void;
            pub fn posix_memalign(memptr: *mut *mut c_void, alignment: usize, size: usize) -> c_int;