#ifndef _SYS_RANDOM_H #define _SYS_RANDOM_H 1 #include __BEGIN_DECLS #define __need_size_t #define __need_ssize_t #include #define GRND_RANDOM 0x01 #define GRND_NONBLOCK 0x02 ssize_t getrandom(void* buf, size_t size, unsigned int flags); __END_DECLS #endif