diff -ru a/nspr/configure b/nspr/configure
--- a/a/nspr/configure	2014-09-29 16:46:38.427423757 +0100
+++ b/b/nspr/configure	2014-09-29 16:47:42.984012225 +0100
@@ -7018,7 +7018,7 @@
     PR_MD_CSRCS=linux.c
     MKSHLIB='$(CC) $(DSO_LDOPTS) -o $@'
     DSO_CFLAGS=-fPIC
-    DSO_LDOPTS='-shared -Wl,-soname -Wl,$(notdir $@)'
+    DSO_LDOPTS='-shared -Wl,-z,origin -Wl,-rpath,\$$ORIGIN -Wl,-soname -Wl,$(notdir $@)'
     _OPTIMIZE_FLAGS=-O2
     _DEBUG_FLAGS="-g -fno-inline"  # most people on linux use gcc/gdb, and that
                                    # combo is not yet good at debugging inlined
diff -ru a/nss/cmd/platlibs.mk b/nss/cmd/platlibs.mk
--- a/a/nss/cmd/platlibs.mk	2014-09-29 16:46:38.306422654 +0100
+++ b/b/nss/cmd/platlibs.mk	2014-09-29 16:47:42.987012253 +0100
@@ -10,17 +10,22 @@
 
 ifeq ($(OS_ARCH), SunOS) 
 ifeq ($(USE_64), 1)
-EXTRA_SHARED_LIBS += -R '$$ORIGIN/../lib:/usr/lib/mps/secv1/64:/usr/lib/mps/64'
+#In OOo we would probable put the executables next to libs
+EXTRA_SHARED_LIBS += -R '$$ORIGIN'
 else
-EXTRA_SHARED_LIBS += -R '$$ORIGIN/../lib:/usr/lib/mps/secv1:/usr/lib/mps'
+EXTRA_SHARED_LIBS += -R '$$ORIGIN'
 endif
 endif
 
+ifeq ($(OS_ARCH), FreeBSD)
+EXTRA_SHARED_LIBS += -Wl,-z,origin -Wl,-rpath,'$$ORIGIN'
+endif
+
 ifeq ($(OS_ARCH), Linux)
 ifeq ($(USE_64), 1)
-EXTRA_SHARED_LIBS += -Wl,-rpath,'$$ORIGIN/../lib64:/opt/sun/private/lib64:$$ORIGIN/../lib'
+EXTRA_SHARED_LIBS += -Wl,-z,origin -Wl,-rpath,'$$ORIGIN'
 else
-EXTRA_SHARED_LIBS += -Wl,-rpath,'$$ORIGIN/../lib:/opt/sun/private/lib'
+EXTRA_SHARED_LIBS += -Wl,-z,origin -Wl,-rpath,'$$ORIGIN'
 endif
 endif
 
diff -ru a/nss/coreconf/arch.mk b/nss/coreconf/arch.mk
--- a/a/nss/coreconf/arch.mk	2014-09-29 16:46:38.175421471 +0100
+++ b/b/nss/coreconf/arch.mk	2014-09-29 16:47:42.986012244 +0100
@@ -280,10 +280,15 @@
 # IMPL_STRATEGY may be defined too.
 #
 
-OBJDIR_NAME = $(OS_TARGET)$(OS_RELEASE)$(CPU_TAG)$(COMPILER_TAG)$(LIBC_TAG)$(IMPL_STRATEGY)$(OBJDIR_TAG).OBJ
+# OBJDIR_NAME is used to build the directory containing the built objects, for 
+# example mozilla/dist/Linux2.6_x86_glibc_PTH_DBG.OBJ
+# We need to deliver the contents of that folder into instdir. To make that 
+# easier in the makefile we rename this directory to "out". 
+#OBJDIR_NAME = $(OS_TARGET)$(OS_RELEASE)$(CPU_TAG)$(COMPILER_TAG)$(LIBC_TAG)$(IMPL_STRATEGY)$(OBJDIR_TAG).OBJ
+OBJDIR_NAME = out
 
 ifeq (,$(filter-out WIN%,$(OS_TARGET)))
-ifndef BUILD_OPT
+ifdef THIS_HAS_BEEN_DISABLED_TO_GET_out
 #
 # Define USE_DEBUG_RTL if you want to use the debug runtime library
 # (RTL) in the debug build
diff -ru a/nss/coreconf/FreeBSD.mk b/nss/coreconf/FreeBSD.mk
--- a/a/nss/coreconf/FreeBSD.mk	2014-09-29 16:46:38.189421588 +0100
+++ b/b/nss/coreconf/FreeBSD.mk	2014-09-29 16:47:42.984012225 +0100
@@ -25,6 +25,7 @@
 
 DSO_CFLAGS		= -fPIC
 DSO_LDOPTS		= -shared -Wl,-soname -Wl,$(notdir $@)
+DSO_LDOPTS		+= -Wl,-z,origin '-Wl,-rpath,$$ORIGIN'
 
 #
 # The default implementation strategy for FreeBSD is pthreads.
diff -ru a/nss/coreconf/Linux.mk b/nss/coreconf/Linux.mk
--- a/a/nss/coreconf/Linux.mk	2014-09-29 16:46:38.189421588 +0100
+++ b/b/nss/coreconf/Linux.mk	2014-09-29 16:47:42.985012235 +0100
@@ -16,8 +16,11 @@
 	IMPL_STRATEGY = _PTH
 endif
 
-CC			= gcc
-CCC			= g++
+# CC is taken from environment automatically.
+#CC			= gcc
+# Use CCC from environment.
+#CCC			= g++
+CCC		= $(CXX)
 RANLIB			= ranlib
 
 DEFAULT_COMPILER = gcc
@@ -145,7 +148,7 @@
 # incorrectly reports undefined references in the libraries we link with, so
 # we don't use -z defs there.
 ZDEFS_FLAG		= -Wl,-z,defs
-DSO_LDOPTS		+= $(if $(findstring 2.11.90.0.8,$(shell ld -v)),,$(ZDEFS_FLAG))
+DSO_LDOPTS		+= $(if $(findstring 2.11.90.0.8,$(shell ld -v)),,$(ZDEFS_FLAG)) -Wl,-z,origin '-Wl,-rpath,$$ORIGIN'
 LDFLAGS			+= $(ARCHFLAG)
 
 # On Maemo, we need to use the -rpath-link flag for even the standard system
@@ -176,8 +179,13 @@
 endif
 endif
 
+ifneq ($(SYSTEM_ZLIB),)
+# Currently (3.12.4) only the tools modutil and signtool are linked with libz
+# If USE_SYSTEM_ZLIB is not set then the tools link statically libzlib.a which
+# is also built in nss.
 USE_SYSTEM_ZLIB = 1
 ZLIB_LIBS = -lz
+endif
 
 # The -rpath '$$ORIGIN' linker option instructs this library to search for its
 # dependencies in the same directory where it resides.
diff -ru a/nss/coreconf/rules.mk b/nss/coreconf/rules.mk
--- a/a/nss/coreconf/rules.mk	2014-09-29 16:46:38.188421578 +0100
+++ b/b/nss/coreconf/rules.mk	2014-09-29 16:47:42.986012244 +0100
@@ -261,7 +261,7 @@
 ifeq (,$(filter-out _WIN%,$(NS_USE_GCC)_$(OS_TARGET)))
 	$(AR) $(subst /,\\,$(OBJS))
 else
-	$(AR) $(OBJS)
+	$(AR) cr $@ $(OBJS)
 endif
 	$(RANLIB) $@
 
diff -ru a/nss/coreconf/SunOS5.mk b/nss/coreconf/SunOS5.mk
--- a/a/nss/coreconf/SunOS5.mk	2014-09-29 16:46:38.175421471 +0100
+++ b/b/nss/coreconf/SunOS5.mk	2014-09-29 16:47:42.985012235 +0100
@@ -48,8 +48,12 @@
 	    # OPTIMIZER += -mno-omit-leaf-frame-pointer -fno-omit-frame-pointer
 	endif
 else
-	CC         = cc
-	CCC        = CC
+# CC is taken from environment automatically.
+#	CC         = cc
+# Use CXX from environment.
+#	CCC        = CC
+        CCC       = $(CXX)
+
 	ASFLAGS   += -Wa,-P
 	OS_CFLAGS += $(NOMD_OS_CFLAGS) $(ARCHFLAG)
 	ifndef BUILD_OPT
diff -ru a/nss/Makefile b/nss/Makefile
--- a/a/nss/Makefile	2014-09-29 16:46:38.171421425 +0100
+++ b/b/nss/Makefile	2014-09-29 16:47:42.987012253 +0100
@@ -1,3 +1,5 @@
+export AR
+export RANLIB
 #! gmake
 #
 # This Source Code Form is subject to the terms of the Mozilla Public