assign default debug level to the MSHDEBUG define
diff --git a/shell/msh.c b/shell/msh.c
index bd4b8fd..2c01843 100644
--- a/shell/msh.c
+++ b/shell/msh.c
@@ -56,7 +56,7 @@
 /*#define MSHDEBUG 1*/
 
 #ifdef MSHDEBUG
-int mshdbg = 0;
+int mshdbg = MSHDEBUG;
 
 #define DBGPRINTF(x)	if(mshdbg>0)printf x
 #define DBGPRINTF0(x)	if(mshdbg>0)printf x
@@ -881,7 +881,6 @@
 		setval(mshdbg_var, "0");
 #endif
 
-
 	prompt = lookup("PS1");
 #ifdef CONFIG_FEATURE_SH_FANCY_PROMPT
 	if (prompt->value == null)