#include #include int fexecve(int fd, char *const argv[] char *const envp[]) { (void)argv; (void)envp; if (!elf64_validate_fd(fd, ET_DYN, EM_X86_64)) { return -1; } size_t memsz; if ((memsz = elf64_size_fd(fd)) == 0) { return -1; } }