--- a/Clients/Makefile
+++ b/Clients/Makefile
@@ -27,6 +27,8 @@
 
 #############################################################################
 
+CC = @cc
+
 # On OS X the dns_sd library functions are included in libSystem, which is implicitly linked with every executable
 # If /usr/lib/libSystem.dylib exists, then we're on OS X, so we don't need also to link the "dns_sd" shared library
 ifneq "$(wildcard /usr/lib/libSystem.dylib)" ""
@@ -46,10 +48,10 @@ build:
 	mkdir build
 
 build/dns-sd: build dns-sd.c ClientCommon.c
-	$(CC) $(filter %.c %.o, $+) $(LIBS) -I../mDNSShared -Wall -o $@
+	$(CC) $(CFLAGS) $(filter %.c %.o, $+) $(LIBS) -I../mDNSShared -Wall -o $@
 
 build/dns-sd64: build dns-sd.c ClientCommon.c
-	$(CC) $(filter %.c %.o, $+) $(LIBS) -I../mDNSShared -Wall -o $@ -m64
+	$(CC) $(CFLAGS) $(filter %.c %.o, $+) $(LIBS) -I../mDNSShared -Wall -o $@ -m64
 
 # Note, we can make a 'fat' version of dns-sd using 'lipo', as shown below, but we
 # don't, because we don't want or need a 'fat' version of dns-sd, because it will
--- a/mDNSPosix/Makefile
+++ b/mDNSPosix/Makefile
@@ -54,11 +54,12 @@ COREDIR = ../mDNSCore
 SHAREDDIR ?= ../mDNSShared
 JDK = /usr/jdk
 
-CC = @cc
+CC = @gcc
 BISON = @bison
 FLEX = @flex
 ST = @strip
-LD = ld -shared
+LD = @ld
+SOOPTS = -shared
 CP = cp
 RM = rm
 LN = ln -s -f
@@ -92,7 +93,7 @@ CFLAGS_DEBUG = -O0 -DMDNS_DEBUGMSGS=0
 CFLAGS_OS = -DNOT_HAVE_DAEMON -DNOT_HAVE_SA_LEN -DNOT_HAVE_SOCKLEN_T -DNOT_HAVE_IF_NAMETOINDEX \
 	 -DLOG_PERROR=0 -D_XPG4_2 -D__EXTENSIONS__ -DHAVE_BROKEN_RECVIF_NAME -DTARGET_OS_SOLARIS
 CC = gcc
-LD = gcc -shared
+LD = gcc
 LINKOPTS = -lsocket -lnsl -lresolv
 JAVACFLAGS_OS += -I$(JDK)/include/solaris
 ifneq ($(DEBUG),1)
@@ -149,7 +150,8 @@ 	-D__MAC_OS_X_VERSION_MIN_REQUIRED=__MAC_OS_X_VERSION_10_4 \
	-DHAVE_STRLCPY=1 \
 	-D__APPLE_USE_RFC_2292 #-Wunreachable-code
 CC = gcc
-LD = $(CC) -dynamiclib
+LD = $(CC)
+SOOPTS= -dynamiclib
 LINKOPTS = -lSystem
 LDSUFFIX = dylib
 JDK = /System/Library/Frameworks/JavaVM.framework/Home
@@ -172,8 +174,9 @@ NSSLIBFILE  := $(NSSLIBNAME)-$(NSSVERSIO
 NSSLINKNAME := $(NSSLIBNAME).so.2
 NSSINSTPATH := /lib
 
-# If not otherwise defined, we install into /usr/lib and /usr/include
+# If not otherwise defined, we install into /usr/lib, /usr/include and /etc
 # and our startup script is called mdns (e.g. /etc/init.d/mdns)
+ETCBASE?=/etc
 INSTBASE?=/usr
 STARTUPSCRIPTNAME?=mdns
 
@@ -259,7 +262,7 @@ libdns_sd: setup $(BUILDDIR)/libdns_sd.$
 CLIENTLIBOBJS = $(OBJDIR)/dnssd_clientlib.c.so.o $(OBJDIR)/dnssd_clientstub.c.so.o $(OBJDIR)/dnssd_ipc.c.so.o
 
 $(BUILDDIR)/libdns_sd.$(LDSUFFIX): $(CLIENTLIBOBJS)
-	@$(LD) $(LINKOPTS) -o $@ $+
+	@$(LD) $(SOOPTS) $(LINKOPTS) -o $@ $+
 	@$(STRIP) $@
 
 Clients: setup libdns_sd ../Clients/build/dns-sd
@@ -294,7 +297,7 @@ InstalledManPages: $(MANPATH)/man8/mdnsd
 InstalledClients: $(INSTBASE)/bin/dns-sd
 	@echo $+ " installed"
 
-InstalledNSS: $(NSSINSTPATH)/$(NSSLINKNAME) /etc/nss_mdns.conf $(MANPATH)/man5/nss_mdns.conf.5 $(MANPATH)/man8/libnss_mdns.8
+InstalledNSS: $(NSSINSTPATH)/$(NSSLINKNAME) $(ETCBASE)/nss_mdns.conf $(MANPATH)/man5/nss_mdns.conf.5 $(MANPATH)/man8/libnss_mdns.8
 	@echo $+ " installed"
 
 # Note: If daemon already installed, we make sure it's stopped before overwriting it
@@ -347,19 +350,21 @@ $(INSTBASE)/bin/dns-sd: ../Clients/build
 
 $(NSSINSTPATH)/$(NSSLINKNAME): $(NSSINSTPATH)/$(NSSLIBFILE)
 	$(LN) $< $@
-	ldconfig
+ifdef LDCONFIG
+	$(LDCONFIG)
+endif
 
 $(NSSINSTPATH)/$(NSSLIBFILE): $(BUILDDIR)/$(NSSLIBFILE)
 	$(CP) $< $@
 	chmod 444 $@
 
-/etc/nss_mdns.conf: nss_mdns.conf
+$(ETCBASE)/nss_mdns.conf: nss_mdns.conf
 	$(CP) $< $@
 	chmod 444 $@
 	# Check the nsswitch.conf file.
 	# If 'mdns' does not already appear on the "hosts:" line, then add it right before 'dns'
-	cp -f /etc/nsswitch.conf /etc/nsswitch.conf.pre-mdns
-	sed -e '/mdns/!s/^\(hosts:.*\)dns\(.*\)/\1mdns dns\2/' /etc/nsswitch.conf.pre-mdns > /etc/nsswitch.conf
+	-[ -f $(ETCBASE)/nsswitch.conf ] && cp -f $(ETCBASE)/nsswitch.conf $(ETCBASE)/nsswitch.conf.pre-mdns
+	-[ -f $(ETCBASE)/nsswitch.conf ] && sed -e '/mdns/!s/^\(hosts:.*\)dns\(.*\)/\1mdns dns\2/' $(ETCBASE)/nsswitch.conf.pre-mdns > $(ETCBASE)/nsswitch.conf
 
 #############################################################################