Don't use := in makefiles, it's unportable.

build/Makefile.in

@@ -1,42 +1,42 @@
 ## arguments we want to run parrot with
-PARROT_ARGS   :=
+PARROT_ARGS   =
 
 ## configuration settings
-VERSION       := @versiondir@
-BIN_DIR       := @bindir@
-LIB_DIR       := @libdir@$(VERSION)
-DOC_DIR       := @docdir@$(VERSION)
-MANDIR        := @mandir@$(VERSION)
+VERSION       = @versiondir@
+BIN_DIR       = @bindir@
+LIB_DIR       = @libdir@$(VERSION)
+DOC_DIR       = @docdir@$(VERSION)
+MANDIR        = @mandir@$(VERSION)
 
 # Set up extensions
-LOAD_EXT      := @load_ext@
-O             := @o@
+LOAD_EXT      = @load_ext@
+O             = @o@
 
 # Various paths
-PERL6GRAMMAR  := $(LIB_DIR)/library/PGE/Perl6Grammar.pbc
-NQP           := $(LIB_DIR)/languages/nqp/nqp.pbc
-PCT           := $(LIB_DIR)/library/PCT.pbc
-PMC_DIR       := src/pmc
+PERL6GRAMMAR  = $(LIB_DIR)/library/PGE/Perl6Grammar.pbc
+NQP           = $(LIB_DIR)/languages/nqp/nqp.pbc
+PCT           = $(LIB_DIR)/library/PCT.pbc
+PMC_DIR       = src/pmc
 
 ## Setup some commands
-MAKE          := @make_c@
-PERL          := @perl@
-CAT           := @cat@
-CHMOD         := @chmod@
-CP            := @cp@
-MKPATH        := @mkpath@
-RM_F          := @rm_f@
-RM_RF         := @rm_rf@
-POD2MAN       := pod2man
-PARROT        := $(BIN_DIR)/parrot@exe@
-PBC_TO_EXE    := $(BIN_DIR)/pbc_to_exe@exe@
+MAKE          = @make_c@
+PERL          = @perl@
+CAT           = @cat@
+CHMOD         = @chmod@
+CP            = @cp@
+MKPATH        = @mkpath@
+RM_F          = @rm_f@
+RM_RF         = @rm_rf@
+POD2MAN       = pod2man
+PARROT        = $(BIN_DIR)/parrot@exe@
+PBC_TO_EXE    = $(BIN_DIR)/pbc_to_exe@exe@
 #IF(darwin):
 #IF(darwin):# MACOSX_DEPLOYMENT_TARGET must be defined for OS X compilation/linking
-#IF(darwin):export MACOSX_DEPLOYMENT_TARGET := @osx_version@
+#IF(darwin):export MACOSX_DEPLOYMENT_TARGET = @osx_version@
 
-BLIZKOST_GROUP := $(PMC_DIR)/blizkost_group$(LOAD_EXT)
+BLIZKOST_GROUP = $(PMC_DIR)/blizkost_group$(LOAD_EXT)
 
-PMC_DEPS := \
+PMC_DEPS = \
   build/src/pmc/Makefile.in \
   $(PMC_DIR)/p5array.pmc \
   $(PMC_DIR)/p5hash.pmc \
@@ -45,12 +45,12 @@ PMC_DEPS := \
   $(PMC_DIR)/p5scalar.pmc \
   $(PMC_DIR)/p5sub.pmc
 
-SOURCES := \
+SOURCES = \
   perl5.pir
 
-DOCS := README
+DOCS = README
 
-BUILD_CLEANUPS := \
+BUILD_CLEANUPS = \
   perl5.pbc \
   "src/gen_*.pir" \
   "*.c" \
@@ -61,7 +61,7 @@ BUILD_CLEANUPS := \
 #IF(win32):  "setup-parrot-*.exe" \
   installable_blizkost@exe@
 
-TEST_CLEANUPS :=
+TEST_CLEANUPS =
 
 # the default target
 build: \

build/src/pmc/Makefile.in

@@ -1,49 +1,49 @@
 ## $Id$
 
 # values from parrot_config
-VERSION_DIR   := @versiondir@
-INCLUDE_DIR   := @includedir@$(VERSION_DIR)
-LIB_DIR       := @libdir@$(VERSION_DIR)
-SRC_DIR       := @srcdir@$(VERSION_DIR)
-TOOLS_DIR     := @libdir@$(VERSION_DIR)/tools/lib
-STAGING_DIR   := ../../dynext
-#INSTALL_DIR   := $(LIB_DIR)/languages/blizkost/dynext
-INSTALL_DIR   := $(LIB_DIR)/dynext
+VERSION_DIR   = @versiondir@
+INCLUDE_DIR   = @includedir@$(VERSION_DIR)
+LIB_DIR       = @libdir@$(VERSION_DIR)
+SRC_DIR       = @srcdir@$(VERSION_DIR)
+TOOLS_DIR     = @libdir@$(VERSION_DIR)/tools/lib
+STAGING_DIR   = ../../dynext
+#INSTALL_DIR   = $(LIB_DIR)/languages/blizkost/dynext
+INSTALL_DIR   = $(LIB_DIR)/dynext
 
 # Set up extensions
-LOAD_EXT      := @load_ext@
-O             := @o@
+LOAD_EXT      = @load_ext@
+O             = @o@
 
 # Setup some commands
-PERL          := @perl@
-RM_F          := @rm_f@
-MKPATH        := @mkpath@
-CHMOD         := @chmod@
-CP            := @cp@
-CC            := @cc@ -c
-LD            := @ld@
-LDFLAGS       := @ldflags@ @ld_debug@ @libs@
-LD_LOAD_FLAGS := @ld_load_flags@
-CFLAGS        := @ccflags@ @cc_shared@ @cc_debug@ @ccwarn@ @cc_hasjit@ @cg_flag@ @gc_flag@ -I"$(P5_ARCHLIB)/CORE"
-CC_OUT        := @cc_o_out@
-LD_OUT        := @ld_out@
-LIBPARROT     := @inst_libparrot_ldflags@
-
-LIBPERL   := -lperl
-#IF(darwin):LIBPERL := $(P5_ARCHLIB)/CORE/$(P5_LIBPERL)
-#IF(win32):LIBPERL  := $(P5_ARCHLIB)/CORE/$(P5_LIBPERL)
-
-PMC2C_INCLUDES  := --include $(SRC_DIR) --include $(SRC_DIR)/pmc
-PMC2C           := $(PERL) $(LIB_DIR)/tools/build/pmc2c.pl
-PMC2CD          := $(PMC2C) --dump $(PMC2C_INCLUDES)
-PMC2CC          := $(PMC2C) --c $(PMC2C_INCLUDES)
-
-INCLUDES        := -I$(INCLUDE_DIR) -I$(INCLUDE_DIR)/pmc
-LINKARGS        := $(LDFLAGS) $(LD_LOAD_FLAGS) $(LIBPARROT) $(LIBPERL)
-
-BLIZKOST_GROUP := blizkost_group
-
-PMC_SOURCES := \
+PERL          = @perl@
+RM_F          = @rm_f@
+MKPATH        = @mkpath@
+CHMOD         = @chmod@
+CP            = @cp@
+CC            = @cc@ -c
+LD            = @ld@
+LDFLAGS       = @ldflags@ @ld_debug@ @libs@
+LD_LOAD_FLAGS = @ld_load_flags@
+CFLAGS        = @ccflags@ @cc_shared@ @cc_debug@ @ccwarn@ @cc_hasjit@ @cg_flag@ @gc_flag@ -I"$(P5_ARCHLIB)/CORE"
+CC_OUT        = @cc_o_out@
+LD_OUT        = @ld_out@
+LIBPARROT     = @inst_libparrot_ldflags@
+
+LIBPERL   = -lperl
+#IF(darwin):LIBPERL = $(P5_ARCHLIB)/CORE/$(P5_LIBPERL)
+#IF(win32):LIBPERL  = $(P5_ARCHLIB)/CORE/$(P5_LIBPERL)
+
+PMC2C_INCLUDES  = --include $(SRC_DIR) --include $(SRC_DIR)/pmc
+PMC2C           = $(PERL) $(LIB_DIR)/tools/build/pmc2c.pl
+PMC2CD          = $(PMC2C) --dump $(PMC2C_INCLUDES)
+PMC2CC          = $(PMC2C) --c $(PMC2C_INCLUDES)
+
+INCLUDES        = -I$(INCLUDE_DIR) -I$(INCLUDE_DIR)/pmc
+LINKARGS        = $(LDFLAGS) $(LD_LOAD_FLAGS) $(LIBPARROT) $(LIBPERL)
+
+BLIZKOST_GROUP = blizkost_group
+
+PMC_SOURCES = \
   p5interpreter.pmc \
   p5scalar.pmc \
   p5array.pmc  \
@@ -52,9 +52,9 @@ PMC_SOURCES := \
   p5namespace.pmc \
   p5invocation.pmc
 
-PMC_C := $(PMC_SOURCES:.pmc=.c)
+PMC_C = $(PMC_SOURCES:.pmc=.c)
 
-OBJS := \
+OBJS = \
   lib-$(BLIZKOST_GROUP)$(O) \
   p5scalar$(O) \
   p5array$(O) \
@@ -64,7 +64,7 @@ OBJS := \
   p5interpreter$(O) \
   p5invocation$(O)
 
-CLEANUPS := \
+CLEANUPS = \
   "*$(LOAD_EXT)" \
   "*$(O)" \
   "*.c" \