+NOTE: if after building Redis with a 32 bit target you need to rebuild it
+ with a 64 bit target you need to perform a "make clean" in the root
+ directory of the Redis distribution.
+
+Allocator
+---------
+
+By default Redis compiles and links against jemalloc under Linux, since
+glibc malloc() has memory fragmentation problems.
+
+To force a libc malloc() build use: