[3.0] 09b66bd Use = rather than := in Makefile to make solaris make stop whining on distcheck

[Tollef Fog Heen]

commit 09b66bd7060ab2cb90bef7608ccfa23068543180
Author: Tollef Fog Heen <tfheen at varnish-software.com>
Date:   Thu Oct 13 08:33:36 2011 +0200

    Use = rather than := in Makefile to make solaris make stop whining on distcheck

diff --git a/lib/libjemalloc/Makefile.am b/lib/libjemalloc/Makefile.am
index 32b3462..63f5c7a 100644
--- a/lib/libjemalloc/Makefile.am
+++ b/lib/libjemalloc/Makefile.am
@@ -1,6 +1,6 @@
 # See source code comments to avoid memory leaks when enabling MALLOC_MAG.
-#CPPFLAGS := -DMALLOC_PRODUCTION -DMALLOC_MAG
-AM_CPPFLAGS := -DMALLOC_PRODUCTION
+#CPPFLAGS = -DMALLOC_PRODUCTION -DMALLOC_MAG
+AM_CPPFLAGS = -DMALLOC_PRODUCTION
 
 #all: libjemalloc.so.0 libjemalloc_mt.so.0