--- Modules/Setup.in.t 2018-02-23 20:12:58.551144326 -0800 +++ Modules/Setup.in 2018-02-23 20:13:08.123332422 -0800 @@ -127,7 +127,7 @@ fcntl fcntlmodule.c # fcntl(2) and ioctl(2) pwd pwdmodule.c # pwd(3) grp grpmodule.c # grp(3) -crypt cryptmodule.c # -lcrypt # crypt(3); needs -lcrypt on some systems +# crypt cryptmodule.c # -lcrypt # crypt(3); needs -lcrypt on some systems select selectmodule.c # select(2); not on ancient System V socket socketmodule.c # socket(2); not on ancient System V errno errnomodule.c # posix (UNIX) errno values