* ltdl.c: If HAVE_BOEHM_GC defined, includ gc.h.
	* Makefile.in: Rebuilt.
	* Makefile.am (INCLUDES): New macro.
	* config.h.in, configure: Rebuilt.
	* acconfig.h (HAVE_BOEHM_GC): Define.
	* configure.in: Handle --enable-java-gc.

From-SVN: r31971