Quoted from FreeBSD man page make.conf(8).


     NO_BLUETOOTH  (bool) Set to not build Bluetooth related kernel modules,
                   programs and libraries.

     NO_BOOT       (bool) Set to not build the boot blocks and loader.

     NO_CVS        (bool) Set to not build CVS.

     NO_CXX        (bool) Set to not build g++(1) and related libraries.

     NO_DICT       (bool) Set to not build the Webster dictionary files.

     NO_FORTRAN    (bool) Set to not build g77(1) and related libraries.

     NO_GDB        (bool) Set to not build gdb(1).

     NO_GPIB       (bool) Set to not build GPIB bus support.

     NO_I4B        (bool) Set to not build isdn4bsd package.

     NO_IPFILTER   (bool) Set to not build IP Filter package.

     NO_PF         (bool) Set to not build PF firewall package.

     NO_AUTHPF     (bool) Set to not build authpf(8).

     NO_TOOLCHAIN  (bool) Set to not build programs used for program develop-
                   ment, compilers, debuggers etc.

     NO_INET6      (bool) Set to not build programs and libraries related to
                   IPv6 networking.

     NO_ATM        (bool) Set to not build programs and libraries related to
                   ATM networking.

     NO_USB        (bool) Set to not build usbd(8) and related programs.

     NO_LPR        (bool) Set to not build lpr(1) and related programs.

     NO_ACPI       (bool) Set to not build acpiconf(8), acpidump(8) and
                   related programs.

     NO_MAILWRAPPER
                   (bool) Set to not build the mailwrapper(8) MTA selector.

     NO_MAN        (bool) Set to not build manual pages.

     NO_NETCAT     (bool) Set to not build nc(1) utility.

     NO_NIS        (bool) Set to not build NIS(8) support and related pro-
                   grams.  If set, you might need to adopt your
                   nsswitch.conf(5) and remove `nis' entries.

     NO_NLS_CATALOGS
                   (bool) Set to not build NLS catalog support for csh(1).

     NO_OBJC       (bool) Set to not build Objective C support.

     NO_OPENSSH    (bool) Set to not build OpenSSH.

     NO_OPENSSL    (bool) Set to not build OpenSSL (implies NO_KERBEROS and
                   NO_OPENSSH).

     NO_SENDMAIL   (bool) Set to not build sendmail(8) and related programs.

     NO_SHAREDOCS  (bool) Set to not build the 4.4BSD legacy docs.

     NO_TCSH       (bool) Set to not build and install /bin/csh (which is
                   tcsh(1)).

     NO_CLEAN      (bool) Set this to disable cleaning during ``make
                   buildworld''.  This should not be set unless you know what
                   you are doing.

     NO_CLEANDIR   (bool) Set this to run ``${MAKE} clean'' instead of
                   ``${MAKE} cleandir''.

     NO_CRYPT      (bool) Set to not build any crypto code.

     NO_GAMES      (bool) Set to not build games.

     NO_INFO       (bool) Set to not make or install info(5) files.

     NO_LIBC_R     (bool) Set to not build libc_r (reentrant version of libc).

     NO_LIBPTHREAD
                   (bool) Set to not build the libpthread (M:N threading)
                   library.

     NO_LIBTHR     (bool) Set to not build the libthr (1:1 threading) library.

     NO_MANCOMPRESS
                   (bool) Set to install manual pages uncompressed.

     NO_PROFILE    (bool) Set to avoid compiling profiled libraries.

     NO_SHARE      (bool) Set to not build in the share subdir.

     NO_SHARED     (bool) Set to build /bin and /sbin statically linked, this
                   can be bad.  If set, every utility that uses bsd.prog.mk
                   will be linked statically.

     NO_BIND       (bool) Setting this variable will prevent any part of BIND
                   from being built, regardless of the presence of any of the
                   other *_BIND_* variables below.

     NO_BIND_DNSSEC
                   (bool) Set to avoid building or installing the DNSSEC
                   related binaries, dnssec-keygen(8) and dnssec-signzone(8).

     NO_BIND_ETC   (bool) Set to avoid installing the default files to
                   /var/named/etc/namedb.

     NO_BIND_LIBS_LWRES
                   (bool) Set to avoid installing the lightweight resolver
                   library in /usr/lib.  The library that is private to the
                   build system may still be built as needed.

     NO_BIND_MTREE
                   (bool) Set to avoid running mtree(8) to create the chroot
                   directory structure under /var/named, and avoid creating an
                   /etc/namedb symlink to the chroot directory.  This option
                   should typically be used together with NO_BIND_ETC.

     NO_BIND_NAMED
                   (bool) Set to avoid building or installing named(8),
                   named.reload(8), named-checkconf(8), named-checkzone(8),
                   rndc(8), and rndc-confgen(8).

     NO_BIND_UTILS
                   (bool) Set to avoid building or installing the BIND user-
                   land utilities, dig(1), host(1), nslookup(1), and
                   nsupdate(8).

     WITH_BIND_LIBS
                   (bool) Set to install BIND libraries and include files.

     PPP_NO_NAT    (bool) Build ppp(8) without support for network address
                   translation (NAT).

     PPP_NO_NETGRAPH
                   (bool) Set to build ppp(8) without support for Netgraph.

     PPP_NO_RADIUS
                   (bool) Set to build ppp(8) without support for RADIUS.

     PPP_NO_SUID   (bool) Set to disable the installation of ppp(8) as a set-
                   user-ID root program.

     NO_RCMDS      (bool) Disable building of the BSD r-commands.  This
                   includes rlogin(1), rsh(1), etc.