added --enable-libltdl to configure

moo/lib/comp.c

@@ -5039,11 +5039,11 @@ static int compile_while_expression (moo_t* moo)
 	}
 	else if (prebbpos < postbbpos)
 	{
-		/* emit code to pop the value pushed by the braced block */
+		/* emit an instruction to pop the value pushed by the braced block */
 		if (emit_byte_instruction (moo, BCODE_POP_STACKTOP) <= -1) goto oops;
 	}
 
-	/* emit code to jump back to the condition */
+	/* emit an instruction to jump back to the condition */
 	if (emit_backward_jump_instruction (moo, BCODE_JUMP_BACKWARD_0, moo->c->mth.code.len - precondpos) <= -1) 
 	{
 		if (moo->errnum == MOO_ERANGE) 

moo/lib/main.c

@@ -36,7 +36,7 @@
 #if defined(_WIN32)
 #	include <windows.h>
 #	include <tchar.h>
-#	if defined(MOO_HAVE_CFG_H)
+#	if defined(MOO_HAVE_CFG_H) && defined(MOO_ENABLE_LIBLTDL)
 #		include <ltdl.h>
 #		define USE_LTDL
 #	endif
@@ -53,8 +53,13 @@
 #	include <Timer.h>
 #else
 #	include <unistd.h>
-#	include <ltdl.h>
-#	define USE_LTDL
+#	if defined(MOO_ENABLE_LIBLTDL)
+#		include <ltdl.h>
+#		define USE_LTDL
+#	else
+#		include <dlfcn.h>
+#		error NOT IMPLEMENTED
+#	endif
 
 #	if defined(HAVE_TIME_H)
 #		include <time.h>

moo/lib/moo-cfg.h.in

@@ -323,6 +323,9 @@
 /* Define to the shared archive member specification, say "(shr.o)". */
 #undef LT_SHARED_LIB_MEMBER
 
+/* use libltdl */
+#undef MOO_ENABLE_LIBLTDL
+
 /* link modules statically into the main library */
 #undef MOO_ENABLE_STATIC_MODULE