diff --git a/modules/h/em_code.h b/modules/h/em_code.h
index 4820eea83..c5574ffcf 100644
--- a/modules/h/em_code.h
+++ b/modules/h/em_code.h
@@ -4,6 +4,7 @@
  * See the copyright notice in the ACK home directory, in the file "Copyright".
  */
 
+#include "em_mesX.h"
 #ifdef PEEPHOLE
 #include "em_codeO.h"
 #include "emO_code.h"
diff --git a/modules/h/em_mesX.h b/modules/h/em_mesX.h
new file mode 100644
index 000000000..c2b9b3225
--- /dev/null
+++ b/modules/h/em_mesX.h
@@ -0,0 +1,5 @@
+#define C_ms_stb_cst	CMsStbCst
+#define C_ms_stb_dlb	CMsStbDlb
+#define C_ms_stb_dnam	CMsStbdNam
+#define C_ms_stb_ilb	CMsStbIlb
+#define C_ms_stb_pnam	CMsStbPnam