#include extern "C" { int s_read_arc4random(void*, size_t) { return -1; } #if !defined(__linux__) int s_read_getrandom(void*, size_t) { return -1; } #endif #ifdef _WIN32 int s_read_urandom(void*, size_t) { return -1; } int s_read_ltm_rng(void*, size_t) { return -1; } #else int s_read_wincsp(void*, size_t) { return -1; } #endif }