void sync() { (void) syscall_0arg(SYSCALL_SYNC); }
int getgid(){ return syscall_0arg(SYS_GETGID); }
void _start(){ stdin = syscall_0arg(SYS_GETSTDIN); stdout = syscall_0arg(SYS_GETSTDOUT); stderr = syscall_0arg(SYS_GETSTDERR); _exit(main(NULL, NULL)); }
int fork() { return syscall_0arg(SYSCALL_FORK); }