-diff --git a/config.mk b/config.mk
-index 087766c..6ff9bc1 100644
---- a/config.mk
-+++ b/config.mk
-@@ -26,10 +26,10 @@ WITH_TLS:=yes
- # Comment out to disable TLS/PSK support in the broker and client. Requires
- # WITH_TLS=yes.
- # This must be disabled if using openssl < 1.0.
--WITH_TLS_PSK:=yes
-+WITH_TLS_PSK:=no
-
- # Comment out to disable client client threading support.
--WITH_THREADING:=yes
-+WITH_THREADING:=no
-
- # Comment out to remove bridge support from the broker. This allow the broker
- # to connect to other brokers and subscribe/publish to topics. You probably
-@@ -124,8 +124,7 @@ LIB_LIBS:=
- PASSWD_LIBS:=
-
- ifeq ($(UNAME),Linux)
-- BROKER_LIBS:=$(BROKER_LIBS) -lrt -Wl,--dynamic-list=linker.syms
-- LIB_LIBS:=$(LIB_LIBS) -lrt
-+ BROKER_LIBS:=$(BROKER_LIBS) -Wl,--dynamic-list=linker.syms
- endif
-
- CLIENT_LDFLAGS:=$(LDFLAGS) -L../lib ../lib/libmosquitto.so.${SOVERSION}
-@@ -241,7 +240,7 @@ ifeq ($(WITH_DOCS),yes)
- endif
-
- INSTALL?=install
--prefix=/usr/local
-+prefix=
- mandir=${prefix}/share/man
- localedir=${prefix}/share/locale
- STRIP?=strip