diff --git a/Makefile.inc1 b/Makefile.inc1
index 0d0aea476918..8ecd7a66e53a 100644
--- a/Makefile.inc1
+++ b/Makefile.inc1
@@ -1634,7 +1634,7 @@ _prebuild_libs=	${_kerberos5_lib_libasn1} \
 		${_lib_libcapsicum} \
 		lib/ncurses/ncurses lib/ncurses/ncursesw \
 		lib/libopie lib/libpam ${_lib_libthr} \
-		lib/libradius lib/libsbuf lib/libtacplus \
+		${_lib_libradius} lib/libsbuf lib/libtacplus \
 		lib/libgeom \
 		${_cddl_lib_libumem} ${_cddl_lib_libnvpair} \
 		${_cddl_lib_libuutil} \
@@ -1657,6 +1657,10 @@ lib/libgeom__L: lib/libexpat__L
 _lib_libthr=	lib/libthr
 .endif
 
+.if ${MK_RADIUS_SUPPORT} != "no"
+_lib_libradius=	lib/libradius
+.endif
+
 .if ${MK_OFED} != "no"
 _ofed_lib=	contrib/ofed/usr.lib/
 .endif
diff --git a/lib/Makefile b/lib/Makefile
index 90e217ebc94e..cd0f4a13c14a 100644
--- a/lib/Makefile
+++ b/lib/Makefile
@@ -82,7 +82,7 @@ SUBDIR=	${SUBDIR_ORDERED} \
 	${_libpmc} \
 	${_libproc} \
 	libprocstat \
-	libradius \
+	${_libradius} \
 	librpcsvc \
 	librt \
 	${_librtld_db} \
@@ -142,7 +142,7 @@ SUBDIR_DEPEND_liblibrpcsec_gss= libgssapi
 SUBDIR_DEPEND_libmagic= libz
 SUBDIR_DEPEND_libmemstat= libkvm
 SUBDIR_DEPEND_libopie= libmd
-SUBDIR_DEPEND_libpam= libcrypt libopie libradius librpcsvc libtacplus libutil ${_libypclnt} ${_libcom_err} 
+SUBDIR_DEPEND_libpam= libcrypt libopie ${_libradius} librpcsvc libtacplus libutil ${_libypclnt} ${_libcom_err} 
 SUBDIR_DEPEND_libpjdlog= libutil
 SUBDIR_DEPEND_libprocstat= libkvm libutil
 SUBDIR_DEPEND_libradius= libmd
@@ -286,6 +286,10 @@ _libmp=		libmp
 _libpmc=	libpmc
 .endif
 
+.if ${MK_RADIUS_SUPPORT} != "no"
+_libradius=	libradius
+.endif
+
 .if ${MK_SENDMAIL} != "no"
 _libmilter=	libmilter
 _libsm=		libsm
diff --git a/lib/libpam/modules/modules.inc b/lib/libpam/modules/modules.inc
index 66fc63c89dc9..02debf7a4330 100644
--- a/lib/libpam/modules/modules.inc
+++ b/lib/libpam/modules/modules.inc
@@ -21,7 +21,9 @@ MODULES		+= pam_opie
 MODULES		+= pam_opieaccess
 MODULES		+= pam_passwdqc
 MODULES		+= pam_permit
+.if ${MK_RADIUS_SUPPORT} != "no"
 MODULES		+= pam_radius
+.endif
 MODULES		+= pam_rhosts
 MODULES		+= pam_rootok
 MODULES		+= pam_securetty
diff --git a/share/mk/src.opts.mk b/share/mk/src.opts.mk
index 0609a9e7de07..a276475f98ad 100644
--- a/share/mk/src.opts.mk
+++ b/share/mk/src.opts.mk
@@ -135,6 +135,7 @@ __DEFAULT_YES_OPTIONS = \
     PORTSNAP \
     PPP \
     QUOTAS \
+    RADIUS_SUPPORT \
     RCMDS \
     RCS \
     RESCUE \
diff --git a/tools/build/options/WITHOUT_RADIUS_SUPPORT b/tools/build/options/WITHOUT_RADIUS_SUPPORT
new file mode 100644
index 000000000000..31f5aab012b7
--- /dev/null
+++ b/tools/build/options/WITHOUT_RADIUS_SUPPORT
@@ -0,0 +1,5 @@
+.\" $FreeBSD$
+Set to not build radius support into various applications, like
+.Xr pam_radius 8
+and
+.Xr ppp 8 .
diff --git a/usr.sbin/ppp/Makefile b/usr.sbin/ppp/Makefile
index 30de68cc7f80..e0772af2e53e 100644
--- a/usr.sbin/ppp/Makefile
+++ b/usr.sbin/ppp/Makefile
@@ -31,6 +31,9 @@ PPP_NO_NETGRAPH=
 .if ${MK_PAM_SUPPORT} == "no"
 PPP_NO_PAM=
 .endif
+.if ${MK_RADIUS_SUPPORT} == "no"
+PPP_NO_RADIUS=
+.endif
 
 .if defined(PPP_NO_SUID)
 BINMODE=554