修改API框架,兼容1806

Change-Id: Ic68e966a32e4c7ffd7137b3d7ba94e4d813c71b2
diff --git a/mbtk/test/mbtk_dtmf_test.c b/mbtk/test/mbtk_dtmf_test.c
index a21464e..472e820 100755
--- a/mbtk/test/mbtk_dtmf_test.c
+++ b/mbtk/test/mbtk_dtmf_test.c
@@ -1,3 +1,5 @@
+#ifdef MBTK_PLATFORM_ASR1803
+
 /**
  *   \file dtmf_test.c
  *   \brief A Documented file.
@@ -33,6 +35,7 @@
 #include <sys/ioctl.h>
 #include <sys/types.h>
 #include <sys/stat.h>
+
 #include "mbtk_audio.h"
 
 void dtmf_cb(char dtmf)
@@ -92,3 +95,13 @@
 
     return 0;
 }
+#else
+#include <stdio.h>
+
+int main(int argc, char *argv[])
+{
+
+    return 0;
+}
+
+#endif