SYS_fork
if ((ret = __syscall(SYS_fork)) == 0) {
return (__syscall(SYS_fork));
if ((ret = __syscall(SYS_fork)) == 0) {
ktrsysret(lp, SYS_fork, 0, 0);
ktrsysret(lp, SYS_fork, 0, 0);
SYS_fork,