Replace useless uses of := by = in makefiles.

46 files changed, 75 insertions, 77 deletions

diff --git a/GNUmakefile.in b/GNUmakefile.in
index 00b4a21ca7..434d7af42f 100644
--- a/GNUmakefile.in
+++ b/GNUmakefile.in
@@ -63,9 +63,9 @@ GNUmakefile: GNUmakefile.in $(top_builddir)/config.status
 
 ##########################################################################
 
-distdir	:= postgresql-$(VERSION)
-dummy	:= =install=
-garbage := =*  "#"*  ."#"*  *~*  *.orig  *.rej  core  postgresql-*
+distdir	= postgresql-$(VERSION)
+dummy	= =install=
+garbage = =*  "#"*  ."#"*  *~*  *.orig  *.rej  core  postgresql-*
 
 dist: $(distdir).tar.gz 
 ifeq ($(split-dist), yes)
@@ -77,11 +77,11 @@ dist:
 $(distdir).tar: distdir
 	$(TAR) chf $@ $(distdir)
 
-opt_files := \
+opt_files = \
 	src/tools src/tutorial \
 	$(addprefix src/pl/, plperl plpython tcl)
 
-docs_files := doc/postgres.tar.gz doc/src doc/TODO.detail
+docs_files = doc/postgres.tar.gz doc/src doc/TODO.detail
 
 postgresql-base-$(VERSION).tar: distdir
 	$(TAR) -c $(addprefix --exclude $(distdir)/, $(docs_files) $(opt_files) src/test) \
diff --git a/contrib/tsearch2/Makefile b/contrib/tsearch2/Makefile
index 0b5313f315..88abbfb7b8 100644
--- a/contrib/tsearch2/Makefile
+++ b/contrib/tsearch2/Makefile
@@ -9,8 +9,8 @@ OBJS = dict_ex.o dict.o snmap.o stopword.o common.o prs_dcfg.o \
        query_util.o query_support.o query_rewrite.o query_gist.o \
        ts_locale.o ts_lexize.o ginidx.o
 
-SUBDIRS     := snowball ispell wordparser
-SUBDIROBJS  := $(SUBDIRS:%=%/SUBSYS.o)
+SUBDIRS     = snowball ispell wordparser
+SUBDIROBJS  = $(SUBDIRS:%=%/SUBSYS.o)
 
 OBJS	+= $(SUBDIROBJS)
 
diff --git a/doc/Makefile b/doc/Makefile
index 36c6569e47..cf5fae983e 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -27,14 +27,14 @@ include $(top_builddir)/src/Makefile.global
 
 ifneq ($(wildcard $(srcdir)/postgres.tar.gz),)
 ifneq (,$(docdir))
-found_html := yes
+found_html = yes
 endif
 endif
 
 ifneq ($(wildcard $(srcdir)/man.tar.gz),)
 # SCO OpenServer's man system is sufficiently different to not bother.
 ifneq ($(PORTNAME), sco)
-found_man := yes
+found_man = yes
 endif
 endif
 
diff --git a/doc/src/sgml/Makefile b/doc/src/sgml/Makefile
index 3e0b1e3027..15066e8ec6 100644
--- a/doc/src/sgml/Makefile
+++ b/doc/src/sgml/Makefile
@@ -66,7 +66,7 @@ override SPFLAGS += -wall -wno-unused-param -wno-empty
 
 .PHONY: html man draft clean
 
-DEFAULTSECTION := $(sqlmansect_dummy)
+DEFAULTSECTION = $(sqlmansect_dummy)
 
 fix_man_xrefs = $(PERL) -npi -e 's{\[XRef to GUC-([A-Z0-9-]*)\]}{($$l = $$1) =~ tr/A-Z-/a-z_/, $$l}ge || s{\[XRef to [A-Z0-9-]*\]}{in the documentation}g'
 
@@ -105,7 +105,7 @@ draft:
 	@$(MAKE) DRAFT="Y" html
 
 
-COLLATEINDEX := LC_ALL=C $(PERL) $(COLLATEINDEX) -f -g
+COLLATEINDEX = LC_ALL=C $(PERL) $(COLLATEINDEX) -f -g
 
 # bookindex.sgml is required so there is a proper index for all output formats
 bookindex.sgml: HTML.index
diff --git a/src/Makefile.global.in b/src/Makefile.global.in
index e3d0c4b4fe..649f5c702d 100644
--- a/src/Makefile.global.in
+++ b/src/Makefile.global.in
@@ -341,7 +341,7 @@ endif
 
 # This macro is for use by libraries linking to libpq.  (Because libpgport
 # isn't created with the same link flags as libpq, it can't be used.)
-libpq := -L$(libpq_builddir) -lpq
+libpq = -L$(libpq_builddir) -lpq
   
 # If doing static linking, shared library dependency info isn't available,
 # so add in the libraries that libpq depends on.
diff --git a/src/Makefile.shlib b/src/Makefile.shlib
index 29d8be0305..a8578c60a2 100644
--- a/src/Makefile.shlib
+++ b/src/Makefile.shlib
@@ -77,7 +77,7 @@ ifeq ($(enable_shared), yes)
 SHLIB_LINK := $(filter -L%, $(SHLIB_LINK)) $(filter -L%, $(LDFLAGS)) $(filter-out -L%, $(SHLIB_LINK))
 
 # Need a -L-free version of LDFLAGS to use in combination with SHLIB_LINK
-LDFLAGS_NO_L := $(filter-out -L%, $(LDFLAGS))
+LDFLAGS_NO_L = $(filter-out -L%, $(LDFLAGS))
 
 # Default shlib naming convention used by the majority of platforms
 shlib		= lib$(NAME)$(DLSUFFIX).$(SO_MAJOR_VERSION).$(SO_MINOR_VERSION)
@@ -102,15 +102,15 @@ endif
 
 ifeq ($(PORTNAME), darwin)
   ifneq ($(SO_MAJOR_VERSION), 0)
-    version_link	:= -compatibility_version $(SO_MAJOR_VERSION) -current_version $(SO_MAJOR_VERSION).$(SO_MINOR_VERSION)
+    version_link	= -compatibility_version $(SO_MAJOR_VERSION) -current_version $(SO_MAJOR_VERSION).$(SO_MINOR_VERSION)
   endif
   ifeq ($(DLTYPE), library)
     # linkable library
-    DLSUFFIX		:= .dylib
+    DLSUFFIX		= .dylib
     LINK.shared		= $(COMPILER) -dynamiclib -install_name $(libdir)/lib$(NAME).$(SO_MAJOR_VERSION)$(DLSUFFIX) $(version_link) $(exported_symbols_list) -multiply_defined suppress
   else
     # loadable module (default case)
-    DLSUFFIX		:= .so
+    DLSUFFIX		= .so
     LINK.shared		= $(COMPILER) -bundle -multiply_defined suppress
   endif
   shlib			= lib$(NAME).$(SO_MAJOR_VERSION).$(SO_MINOR_VERSION)$(DLSUFFIX)
@@ -171,7 +171,7 @@ ifeq ($(PORTNAME), hpux)
     # ld can find the same libraries gcc does.  Make sure it goes after any
     # -L switches provided explicitly.
     ifeq ($(GCC), yes)
-      SHLIB_LINK := $(filter -L%, $(SHLIB_LINK)) -L/usr/local/lib $(filter-out -L%, $(SHLIB_LINK))
+      SHLIB_LINK = $(filter -L%, $(SHLIB_LINK)) -L/usr/local/lib $(filter-out -L%, $(SHLIB_LINK))
     endif
   endif
   # do this last so above filtering doesn't pull out -L switches in LDFLAGS
diff --git a/src/backend/Makefile b/src/backend/Makefile
index da5fb213e7..a48a19092e 100644
--- a/src/backend/Makefile
+++ b/src/backend/Makefile
@@ -13,11 +13,11 @@ subdir = src/backend
 top_builddir = ../..
 include $(top_builddir)/src/Makefile.global
 
-DIRS := access bootstrap catalog parser commands executor lib libpq \
+DIRS = access bootstrap catalog parser commands executor lib libpq \
 	main nodes optimizer port postmaster regex rewrite \
 	storage tcop utils $(top_builddir)/src/timezone
 
-SUBSYSOBJS := $(DIRS:%=%/SUBSYS.o)
+SUBSYSOBJS = $(DIRS:%=%/SUBSYS.o)
 
 ifeq ($(enable_dtrace), yes)
 LOCALOBJS += utils/probes.o
diff --git a/src/backend/access/Makefile b/src/backend/access/Makefile
index 39b97f08cb..4e0d90562f 100644
--- a/src/backend/access/Makefile
+++ b/src/backend/access/Makefile
@@ -8,8 +8,8 @@ subdir = src/backend/access
 top_builddir = ../../..
 include $(top_builddir)/src/Makefile.global
 
-SUBDIRS	    := common gist hash heap index nbtree transam gin
-SUBDIROBJS  := $(SUBDIRS:%=%/SUBSYS.o)
+SUBDIRS	    = common gist hash heap index nbtree transam gin
+SUBDIROBJS  = $(SUBDIRS:%=%/SUBSYS.o)
 
 all: SUBSYS.o
 
diff --git a/src/backend/catalog/Makefile b/src/backend/catalog/Makefile
index c20090c7ad..33458b5e03 100644
--- a/src/backend/catalog/Makefile
+++ b/src/backend/catalog/Makefile
@@ -26,7 +26,7 @@ SUBSYS.o: $(OBJS)
 # the catalog header files are assembled into postgres.bki.  In particular,
 # indexing.h had better be last, and toasting.h just before it.
 
-POSTGRES_BKI_SRCS := $(addprefix $(top_srcdir)/src/include/catalog/,\
+POSTGRES_BKI_SRCS = $(addprefix $(top_srcdir)/src/include/catalog/,\
 	pg_proc.h pg_type.h pg_attribute.h pg_class.h pg_autovacuum.h \
 	pg_attrdef.h pg_constraint.h pg_inherits.h pg_index.h pg_operator.h \
 	pg_opfamily.h pg_opclass.h pg_am.h pg_amop.h pg_amproc.h \
@@ -38,7 +38,7 @@ POSTGRES_BKI_SRCS := $(addprefix $(top_srcdir)/src/include/catalog/,\
 	toasting.h indexing.h \
     )
 
-pg_includes := $(sort -I$(top_srcdir)/src/include -I$(top_builddir)/src/include)
+pg_includes = $(sort -I$(top_srcdir)/src/include -I$(top_builddir)/src/include)
 
 # see explanation in ../parser/Makefile
 postgres.description: postgres.bki ;
diff --git a/src/backend/optimizer/Makefile b/src/backend/optimizer/Makefile
index 24f9846e0d..f2061dc8b8 100644
--- a/src/backend/optimizer/Makefile
+++ b/src/backend/optimizer/Makefile
@@ -8,8 +8,8 @@ subdir = src/backend/optimizer
 top_builddir = ../../..
 include $(top_builddir)/src/Makefile.global
 
-SUBDIRS     := geqo path plan prep util
-SUBDIROBJS  := $(SUBDIRS:%=%/SUBSYS.o)
+SUBDIRS     = geqo path plan prep util
+SUBDIROBJS  = $(SUBDIRS:%=%/SUBSYS.o)
 
 all: SUBSYS.o
 
diff --git a/src/backend/storage/Makefile b/src/backend/storage/Makefile
index 384f5b6fb1..c3ac007c01 100644
--- a/src/backend/storage/Makefile
+++ b/src/backend/storage/Makefile
@@ -8,8 +8,8 @@ subdir = src/backend/storage
 top_builddir = ../../..
 include $(top_builddir)/src/Makefile.global
 
-SUBDIRS     := buffer file freespace ipc large_object lmgr page smgr
-SUBDIROBJS  := $(SUBDIRS:%=%/SUBSYS.o)
+SUBDIRS     = buffer file freespace ipc large_object lmgr page smgr
+SUBDIROBJS  = $(SUBDIRS:%=%/SUBSYS.o)
 
 all: SUBSYS.o
 
diff --git a/src/backend/utils/Makefile b/src/backend/utils/Makefile
index c31b1a765f..049a417848 100644
--- a/src/backend/utils/Makefile
+++ b/src/backend/utils/Makefile
@@ -8,8 +8,8 @@ subdir = src/backend/utils
 top_builddir = ../../..
 include $(top_builddir)/src/Makefile.global
 
-SUBDIRS     := adt cache error fmgr hash init mb misc mmgr resowner sort time
-SUBDIROBJS  := $(SUBDIRS:%=%/SUBSYS.o)
+SUBDIRS     = adt cache error fmgr hash init mb misc mmgr resowner sort time
+SUBDIROBJS  = $(SUBDIRS:%=%/SUBSYS.o)
 
 
 all: SUBSYS.o fmgroids.h
diff --git a/src/backend/utils/mb/conversion_procs/ascii_and_mic/Makefile b/src/backend/utils/mb/conversion_procs/ascii_and_mic/Makefile
index 1b1c435117..b22915eaba 100644
--- a/src/backend/utils/mb/conversion_procs/ascii_and_mic/Makefile
+++ b/src/backend/utils/mb/conversion_procs/ascii_and_mic/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/ascii_and_mic
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= ascii_and_mic
+NAME		= ascii_and_mic
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/cyrillic_and_mic/Makefile b/src/backend/utils/mb/conversion_procs/cyrillic_and_mic/Makefile
index ac868851b3..4625052753 100644
--- a/src/backend/utils/mb/conversion_procs/cyrillic_and_mic/Makefile
+++ b/src/backend/utils/mb/conversion_procs/cyrillic_and_mic/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/cyrillic_and_mic
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= cyrillic_and_mic
+NAME		= cyrillic_and_mic
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/euc_cn_and_mic/Makefile b/src/backend/utils/mb/conversion_procs/euc_cn_and_mic/Makefile
index 836b7e3cac..f3821d02d2 100644
--- a/src/backend/utils/mb/conversion_procs/euc_cn_and_mic/Makefile
+++ b/src/backend/utils/mb/conversion_procs/euc_cn_and_mic/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/euc_cn_and_mic
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= euc_cn_and_mic
+NAME		= euc_cn_and_mic
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/euc_jp_and_sjis/Makefile b/src/backend/utils/mb/conversion_procs/euc_jp_and_sjis/Makefile
index 43f3e3f682..d0f3d3196d 100644
--- a/src/backend/utils/mb/conversion_procs/euc_jp_and_sjis/Makefile
+++ b/src/backend/utils/mb/conversion_procs/euc_jp_and_sjis/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/euc_jp_and_sjis
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= euc_jp_and_sjis
+NAME		= euc_jp_and_sjis
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/euc_kr_and_mic/Makefile b/src/backend/utils/mb/conversion_procs/euc_kr_and_mic/Makefile
index dff3a95917..fd4de467ce 100644
--- a/src/backend/utils/mb/conversion_procs/euc_kr_and_mic/Makefile
+++ b/src/backend/utils/mb/conversion_procs/euc_kr_and_mic/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/euc_kr_and_mic
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= euc_kr_and_mic
+NAME		= euc_kr_and_mic
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/euc_tw_and_big5/Makefile b/src/backend/utils/mb/conversion_procs/euc_tw_and_big5/Makefile
index c368d42cd3..9ed67a9934 100644
--- a/src/backend/utils/mb/conversion_procs/euc_tw_and_big5/Makefile
+++ b/src/backend/utils/mb/conversion_procs/euc_tw_and_big5/Makefile
@@ -7,7 +7,7 @@ subdir = src/backend/utils/mb/conversion_procs/euc_tw_and_big5
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= euc_tw_and_big5
+NAME		= euc_tw_and_big5
 
 SRCS += big5.c
 OBJS += big5.o
diff --git a/src/backend/utils/mb/conversion_procs/latin2_and_win1250/Makefile b/src/backend/utils/mb/conversion_procs/latin2_and_win1250/Makefile
index 1155d6d25a..3239956c8c 100644
--- a/src/backend/utils/mb/conversion_procs/latin2_and_win1250/Makefile
+++ b/src/backend/utils/mb/conversion_procs/latin2_and_win1250/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/latin2_and_win1250
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= latin2_and_win1250
+NAME		= latin2_and_win1250
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/latin_and_mic/Makefile b/src/backend/utils/mb/conversion_procs/latin_and_mic/Makefile
index 1c318f25c1..9e7ba78eb2 100644
--- a/src/backend/utils/mb/conversion_procs/latin_and_mic/Makefile
+++ b/src/backend/utils/mb/conversion_procs/latin_and_mic/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/latin_and_mic
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= latin_and_mic
+NAME		= latin_and_mic
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_ascii/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_ascii/Makefile
index c02f89edf0..7690a6b162 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_ascii/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_ascii/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_ascii
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_ascii
+NAME		= utf8_and_ascii
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_big5/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_big5/Makefile
index 6ad5f11ddc..97210fb617 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_big5/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_big5/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_big5
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_big5
+NAME		= utf8_and_big5
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/Makefile
index 3ea92b0ff7..e8044d1d0d 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_cyrillic/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_cyrillic
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_cyrillic
+NAME		= utf8_and_cyrillic
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_euc_cn/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_euc_cn/Makefile
index a763ff2662..f4df852a3e 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_euc_cn/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_euc_cn/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_euc_cn
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_euc_cn
+NAME		= utf8_and_euc_cn
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_euc_jp/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_euc_jp/Makefile
index 4dcc911fbb..c6af5b413f 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_euc_jp/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_euc_jp/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_euc_jp
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_euc_jp
+NAME		= utf8_and_euc_jp
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_euc_kr/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_euc_kr/Makefile
index 8e40e34b5e..5fb2b2b340 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_euc_kr/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_euc_kr/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_euc_kr
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_euc_kr
+NAME		= utf8_and_euc_kr
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_euc_tw/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_euc_tw/Makefile
index 2efda17fca..3482ce8707 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_euc_tw/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_euc_tw/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_euc_tw
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_euc_tw
+NAME		= utf8_and_euc_tw
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_gb18030/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_gb18030/Makefile
index 7c8bf7072f..b56cb22161 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_gb18030/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_gb18030/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_gb18030
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_gb18030
+NAME		= utf8_and_gb18030
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_gbk/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_gbk/Makefile
index c771874620..834bd9f5e8 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_gbk/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_gbk/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_gbk
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_gbk
+NAME		= utf8_and_gbk
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_iso8859/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_iso8859/Makefile
index 1f92d944e9..feced9e93b 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_iso8859/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_iso8859/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_iso8859
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_iso8859
+NAME		= utf8_and_iso8859
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_iso8859_1/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_iso8859_1/Makefile
index 053a32e5d7..cf8ffa0fdf 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_iso8859_1/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_iso8859_1/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_iso8859_1
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_iso8859_1
+NAME		= utf8_and_iso8859_1
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_johab/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_johab/Makefile
index 1754a4f204..7c4800972e 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_johab/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_johab/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_johab
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_johab
+NAME		= utf8_and_johab
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_sjis/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_sjis/Makefile
index c43f568535..f906075f1b 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_sjis/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_sjis/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_sjis
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_sjis
+NAME		= utf8_and_sjis
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_uhc/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_uhc/Makefile
index f108fbeadb..c3a9c4caa1 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_uhc/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_uhc/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_uhc
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_uhc
+NAME		= utf8_and_uhc
 
 include $(srcdir)/../proc.mk
diff --git a/src/backend/utils/mb/conversion_procs/utf8_and_win/Makefile b/src/backend/utils/mb/conversion_procs/utf8_and_win/Makefile
index cdbcff9333..2d6cd9a624 100644
--- a/src/backend/utils/mb/conversion_procs/utf8_and_win/Makefile
+++ b/src/backend/utils/mb/conversion_procs/utf8_and_win/Makefile
@@ -7,6 +7,6 @@ subdir = src/backend/utils/mb/conversion_procs/utf8_and_win
 top_builddir = ../../../../../..
 include $(top_builddir)/src/Makefile.global
 
-NAME		:= utf8_and_win
+NAME		= utf8_and_win
 
 include $(srcdir)/../proc.mk
diff --git a/src/bin/Makefile b/src/bin/Makefile
index b61a2bebc6..f1f69e1be7 100644
--- a/src/bin/Makefile
+++ b/src/bin/Makefile
@@ -13,7 +13,7 @@ subdir = src/bin
 top_builddir = ../..
 include $(top_builddir)/src/Makefile.global
 
-DIRS := initdb ipcclean pg_ctl pg_dump \
+DIRS = initdb ipcclean pg_ctl pg_dump \
 	psql scripts pg_config pg_controldata pg_resetxlog
 ifeq ($(PORTNAME), win32)
 DIRS+=pgevent
diff --git a/src/interfaces/Makefile b/src/interfaces/Makefile
index 134084d3da..4de35c1140 100644
--- a/src/interfaces/Makefile
+++ b/src/interfaces/Makefile
@@ -12,9 +12,9 @@ subdir = src/interfaces
 top_builddir = ../..
 include $(top_builddir)/src/Makefile.global
 
-DIRS := libpq ecpg 
+DIRS = libpq ecpg 
 
-ALLDIRS := $(DIRS) 
+ALLDIRS = $(DIRS) 
 
 all install installdirs uninstall distprep:
 	@for dir in $(DIRS); do $(MAKE) -C $$dir $@ || exit; done
diff --git a/src/interfaces/ecpg/test/Makefile b/src/interfaces/ecpg/test/Makefile
index 82568c7501..12a9fb0a5f 100644
--- a/src/interfaces/ecpg/test/Makefile
+++ b/src/interfaces/ecpg/test/Makefile
@@ -12,7 +12,7 @@ TEMP_PORT = 5$(DEF_PGPORT)
 MULTIBYTE = SQL_ASCII
 
 # locale
-NOLOCALE :=
+NOLOCALE =
 ifdef NO_LOCALE
 NOLOCALE += --no-locale
 endif
diff --git a/src/pl/Makefile b/src/pl/Makefile
index 2ba0877d0a..b5d5d79c89 100644
--- a/src/pl/Makefile
+++ b/src/pl/Makefile
@@ -12,7 +12,7 @@ subdir = src/pl
 top_builddir = ../..
 include $(top_builddir)/src/Makefile.global
 
-DIRS := plpgsql
+DIRS = plpgsql
 
 ifeq ($(with_perl), yes)
 DIRS += plperl
diff --git a/src/pl/plperl/GNUmakefile b/src/pl/plperl/GNUmakefile
index b4d617f0d5..977ce8160c 100644
--- a/src/pl/plperl/GNUmakefile
+++ b/src/pl/plperl/GNUmakefile
@@ -17,9 +17,9 @@ endif
 ifneq (,$(findstring yes, $(shared_libperl)$(allow_nonpic_in_shlib)))
 
 ifeq ($(PORTNAME), win32)
-perl_archlibexp := $(subst \,/,$(perl_archlibexp))
-perl_privlibexp := $(subst \,/,$(perl_privlibexp))
-perl_embed_ldflags := -L$(perl_archlibexp)/CORE -lperl58
+perl_archlibexp = $(subst \,/,$(perl_archlibexp))
+perl_privlibexp = $(subst \,/,$(perl_privlibexp))
+perl_embed_ldflags = -L$(perl_archlibexp)/CORE -lperl58
 override CPPFLAGS += -DPLPERL_HAVE_UID_GID
 endif
 
diff --git a/src/pl/plpgsql/src/Makefile b/src/pl/plpgsql/src/Makefile
index 6d8d5b96f0..5731048d76 100644
--- a/src/pl/plpgsql/src/Makefile
+++ b/src/pl/plpgsql/src/Makefile
@@ -17,7 +17,7 @@ SO_MINOR_VERSION= 0
 
 override CPPFLAGS := -I$(srcdir) $(CPPFLAGS)
 SHLIB_LINK = $(filter -lintl, $(LIBS)) $(BE_DLLLIBS)
-rpath :=
+rpath =
 
 OBJS = pl_gram.o pl_handler.o pl_comp.o pl_exec.o pl_funcs.o
 
diff --git a/src/pl/plpython/Makefile b/src/pl/plpython/Makefile
index 3038116f8f..cae77a515f 100644
--- a/src/pl/plpython/Makefile
+++ b/src/pl/plpython/Makefile
@@ -17,15 +17,15 @@ endif
 # and we have to remove -lpython from the link since we are building our own
 ifeq ($(PORTNAME), win32)
 shared_libpython = yes
-python_includespec := $(subst \,/,$(python_includespec))
-override python_libspec :=
+python_includespec = $(subst \,/,$(python_includespec))
+override python_libspec =
 endif
 
 # Darwin (OS X) has its own ideas about how to do this.
 ifeq ($(PORTNAME), darwin)
 shared_libpython = yes
-override python_libspec := -framework Python
-override python_additional_libs :=
+override python_libspec = -framework Python
+override python_additional_libs =
 endif
 
 # If we don't have a shared library and the platform doesn't allow it
diff --git a/src/port/Makefile b/src/port/Makefile
index 49beccefbd..d7315a2516 100644
--- a/src/port/Makefile
+++ b/src/port/Makefile
@@ -27,7 +27,7 @@ override CPPFLAGS := -I$(top_builddir)/src/port -DFRONTEND $(CPPFLAGS)
 LIBS += $(PTHREAD_LIBS)
 
 # Replace all object files so they use FRONTEND define
-LIBOBJS_SRV := $(LIBOBJS:%.o=%_srv.o)
+LIBOBJS_SRV = $(LIBOBJS:%.o=%_srv.o)
 
 all: libpgport.a libpgport_srv.a
 
diff --git a/src/test/regress/GNUmakefile b/src/test/regress/GNUmakefile
index 67242bb60d..0a011a99a0 100644
--- a/src/test/regress/GNUmakefile
+++ b/src/test/regress/GNUmakefile
@@ -14,7 +14,7 @@ subdir = src/test/regress
 top_builddir = ../../..
 include $(top_builddir)/src/Makefile.global
 
-contribdir := $(top_builddir)/contrib
+contribdir = $(top_builddir)/contrib
 
 # port number for temp-installation test postmaster
 TEMP_PORT = 5$(DEF_PGPORT)
@@ -26,13 +26,13 @@ PSQLDIR = $(bindir)
 MULTIBYTE = SQL_ASCII
 
 # maximum simultaneous connections for parallel tests
-MAXCONNOPT :=
+MAXCONNOPT =
 ifdef MAX_CONNECTIONS
 MAXCONNOPT += --max-connections=$(MAX_CONNECTIONS)
 endif
 
 # locale
-NOLOCALE :=
+NOLOCALE =
 ifdef NO_LOCALE
 NOLOCALE += --no-locale
 endif
diff --git a/src/timezone/Makefile b/src/timezone/Makefile
index cc9fac987a..81f1e81068 100644
--- a/src/timezone/Makefile
+++ b/src/timezone/Makefile
@@ -12,8 +12,6 @@ subdir = src/timezone
 top_builddir = ../..
 include $(top_builddir)/src/Makefile.global
 
-override CPPFLAGS := $(CPPFLAGS)
-
 # files to build into backend
 OBJS= localtime.o strftime.o pgtz.o
 
@@ -21,9 +19,9 @@ OBJS= localtime.o strftime.o pgtz.o
 ZICOBJS= zic.o ialloc.o scheck.o localtime.o
 
 # timezone data files
-TZDATA := africa antarctica asia australasia europe northamerica southamerica \
+TZDATA = africa antarctica asia australasia europe northamerica southamerica \
 	pacificnew etcetera factory backward systemv solar87 solar88 solar89
-TZDATAFILES := $(TZDATA:%=$(srcdir)/data/%)
+TZDATAFILES = $(TZDATA:%=$(srcdir)/data/%)
 
 all: SUBSYS.o submake-libpgport zic
 
diff --git a/src/timezone/tznames/Makefile b/src/timezone/tznames/Makefile
index b2d55e79be..4691835da7 100644
--- a/src/timezone/tznames/Makefile
+++ b/src/timezone/tznames/Makefile
@@ -12,12 +12,12 @@ subdir = src/timezone/tznames
 top_builddir = ../../..
 include $(top_builddir)/src/Makefile.global
 
-TZNAMES_TEMPLATES := Africa.txt America.txt Antarctica.txt Asia.txt \
+TZNAMES_TEMPLATES = Africa.txt America.txt Antarctica.txt Asia.txt \
 	Atlantic.txt Australia.txt Etc.txt Europe.txt Indian.txt Pacific.txt
-TZNAMES_TEMPLATES_FILES := $(TZNAMES_TEMPLATES:%=$(srcdir)/%)
+TZNAMES_TEMPLATES_FILES = $(TZNAMES_TEMPLATES:%=$(srcdir)/%)
 
-TZNAMES_SETS := Default Australia India
-TZNAMES_SETS_FILES := $(TZNAMES_SETS:%=$(srcdir)/%)
+TZNAMES_SETS = Default Australia India
+TZNAMES_SETS_FILES = $(TZNAMES_SETS:%=$(srcdir)/%)
 
 install: installdirs
 	$(INSTALL_DATA) $(TZNAMES_TEMPLATES_FILES) '$(DESTDIR)$(datadir)/timezonesets'